Finding the Fourth Proportional to 99,314.92, 137,050.98 and 54,601.96

Step by Step Solution

1. Step 1: Write the proportion equation
   99,314.92 : 137,050.98 = 54,601.96 : x
2. Step 2: Convert to fraction form
   99,314.92/137,050.98 = 54,601.96/x
3. Step 3: Cross multiply
   99,314.92x = 137,050.98 × 54,601.96
4. Step 4: Simplify right side
   99,314.92x = 7,483,252,127.92
5. Step 5: Solve for x
   x = 7,483,252,127.92/99,314.92
6. Step 6: Final answer
   x = 75,348.72