Finding the Fourth Proportional to 99,092.94, 136,861.83 and 65,252.72

Step by Step Solution

1. Step 1: Write the proportion equation
   99,092.94 : 136,861.83 = 65,252.72 : x
2. Step 2: Convert to fraction form
   99,092.94/136,861.83 = 65,252.72/x
3. Step 3: Cross multiply
   99,092.94x = 136,861.83 × 65,252.72
4. Step 4: Simplify right side
   99,092.94x = 8,930,605,987.37
5. Step 5: Solve for x
   x = 8,930,605,987.37/99,092.94
6. Step 6: Final answer
   x = 90,123.53