Finding the Fourth Proportional to 90,953.27, 136,523 and 75,107.82

Step by Step Solution

1. Step 1: Write the proportion equation
   90,953.27 : 136,523 = 75,107.82 : x
2. Step 2: Convert to fraction form
   90,953.27/136,523 = 75,107.82/x
3. Step 3: Cross multiply
   90,953.27x = 136,523 × 75,107.82
4. Step 4: Simplify right side
   90,953.27x = 10,253,944,909.86
5. Step 5: Solve for x
   x = 10,253,944,909.86/90,953.27
6. Step 6: Final answer
   x = 112,738.61