Finding the Fourth Proportional to 91,210.72, 125,861.24 and 52,962.81

Step by Step Solution

1. Step 1: Write the proportion equation
   91,210.72 : 125,861.24 = 52,962.81 : x
2. Step 2: Convert to fraction form
   91,210.72/125,861.24 = 52,962.81/x
3. Step 3: Cross multiply
   91,210.72x = 125,861.24 × 52,962.81
4. Step 4: Simplify right side
   91,210.72x = 6,665,965,072.89
5. Step 5: Solve for x
   x = 6,665,965,072.89/91,210.72
6. Step 6: Final answer
   x = 73,083.13