Finding the Fourth Proportional to 359,068.16, 538,620.72 and 92,830.98

Step by Step Solution

1. Step 1: Write the proportion equation
   359,068.16 : 538,620.72 = 92,830.98 : x
2. Step 2: Convert to fraction form
   359,068.16/538,620.72 = 92,830.98/x
3. Step 3: Cross multiply
   359,068.16x = 538,620.72 × 92,830.98
4. Step 4: Simplify right side
   359,068.16x = 50,000,689,285.91
5. Step 5: Solve for x
   x = 50,000,689,285.91/359,068.16
6. Step 6: Final answer
   x = 139,251.25