Finding the Fourth Proportional to 117,555.10, 162,225.54 and 63,839.68

Step by Step Solution

1. Step 1: Write the proportion equation
   117,555.10 : 162,225.54 = 63,839.68 : x
2. Step 2: Convert to fraction form
   117,555.10/162,225.54 = 63,839.68/x
3. Step 3: Cross multiply
   117,555.10x = 162,225.54 × 63,839.68
4. Step 4: Simplify right side
   117,555.10x = 10,356,426,561.43
5. Step 5: Solve for x
   x = 10,356,426,561.43/117,555.10
6. Step 6: Final answer
   x = 88,098.49