Finding the Fourth Proportional to 112,898.41, 155,798.52 and 65,150.73

Step by Step Solution

1. Step 1: Write the proportion equation
   112,898.41 : 155,798.52 = 65,150.73 : x
2. Step 2: Convert to fraction form
   112,898.41/155,798.52 = 65,150.73/x
3. Step 3: Cross multiply
   112,898.41x = 155,798.52 × 65,150.73
4. Step 4: Simplify right side
   112,898.41x = 10,150,387,310.92
5. Step 5: Solve for x
   x = 10,150,387,310.92/112,898.41
6. Step 6: Final answer
   x = 89,907.27