Finding the Fourth Proportional to 118,578,096,639.37, 163,633,183,828.55 and 64,383,404,876.81

Step by Step Solution

1. Step 1: Write the proportion equation
   118,578,096,639.37 : 163,633,183,828.55 = 64,383,404,876.81 : x
2. Step 2: Convert to fraction form
   118,578,096,639.37/163,633,183,828.55 = 64,383,404,876.81/x
3. Step 3: Cross multiply
   118,578,096,639.37x = 163,633,183,828.55 × 64,383,404,876.81
4. Step 4: Simplify right side
   118,578,096,639.37x = 10,535,261,525,715,011,502,080
5. Step 5: Solve for x
   x = 10,535,261,525,715,011,502,080/118,578,096,639.37
6. Step 6: Final answer
   x = 88,846,606,787.39