Finding the Fourth Proportional to 106,925.73, 147,499.32 and 68,691.30

Step by Step Solution

1. Step 1: Write the proportion equation
   106,925.73 : 147,499.32 = 68,691.30 : x
2. Step 2: Convert to fraction form
   106,925.73/147,499.32 = 68,691.30/x
3. Step 3: Cross multiply
   106,925.73x = 147,499.32 × 68,691.30
4. Step 4: Simplify right side
   106,925.73x = 10,131,920,039.92
5. Step 5: Solve for x
   x = 10,131,920,039.92/106,925.73
6. Step 6: Final answer
   x = 94,756.61