Finding the Fourth Proportional to 111,941.42, 154,490.04 and 83,597.90

Step by Step Solution

1. Step 1: Write the proportion equation
   111,941.42 : 154,490.04 = 83,597.90 : x
2. Step 2: Convert to fraction form
   111,941.42/154,490.04 = 83,597.90/x
3. Step 3: Cross multiply
   111,941.42x = 154,490.04 × 83,597.90
4. Step 4: Simplify right side
   111,941.42x = 12,915,042,142.47
5. Step 5: Solve for x
   x = 12,915,042,142.47/111,941.42
6. Step 6: Final answer
   x = 115,373.23