Finding the Fourth Proportional to 78,709,560.28, 117,953,360.42 and 37,166,111.64

Step by Step Solution

1. Step 1: Write the proportion equation
   78,709,560.28 : 117,953,360.42 = 37,166,111.64 : x
2. Step 2: Convert to fraction form
   78,709,560.28/117,953,360.42 = 37,166,111.64/x
3. Step 3: Cross multiply
   78,709,560.28x = 117,953,360.42 × 37,166,111.64
4. Step 4: Simplify right side
   78,709,560.28x = 4,383,867,761,682,877.50
5. Step 5: Solve for x
   x = 4,383,867,761,682,877.50/78,709,560.28
6. Step 6: Final answer
   x = 55,696,763.47