Finding the Fourth Proportional to 369,200.34, 553,800.46 and 88,717.59

Step by Step Solution

1. Step 1: Write the proportion equation
   369,200.34 : 553,800.46 = 88,717.59 : x
2. Step 2: Convert to fraction form
   369,200.34/553,800.46 = 88,717.59/x
3. Step 3: Cross multiply
   369,200.34x = 553,800.46 × 88,717.59
4. Step 4: Simplify right side
   369,200.34x = 49,131,842,501.15
5. Step 5: Solve for x
   x = 49,131,842,501.15/369,200.34
6. Step 6: Final answer
   x = 133,076.37