Finding the Fourth Proportional to 118,551.42, 163,598.67 and 64,836.27

Step by Step Solution

1. Step 1: Write the proportion equation
   118,551.42 : 163,598.67 = 64,836.27 : x
2. Step 2: Convert to fraction form
   118,551.42/163,598.67 = 64,836.27/x
3. Step 3: Cross multiply
   118,551.42x = 163,598.67 × 64,836.27
4. Step 4: Simplify right side
   118,551.42x = 10,607,127,539.76
5. Step 5: Solve for x
   x = 10,607,127,539.76/118,551.42
6. Step 6: Final answer
   x = 89,472.80