Finding the Fourth Proportional to 138,080.16, 207,155.88 and 63,164.52

Step by Step Solution

1. Step 1: Write the proportion equation
   138,080.16 : 207,155.88 = 63,164.52 : x
2. Step 2: Convert to fraction form
   138,080.16/207,155.88 = 63,164.52/x
3. Step 3: Cross multiply
   138,080.16x = 207,155.88 × 63,164.52
4. Step 4: Simplify right side
   138,080.16x = 13,084,901,725.38
5. Step 5: Solve for x
   x = 13,084,901,725.38/138,080.16
6. Step 6: Final answer
   x = 94,763.08