Finding the Fourth Proportional to 91,411.72, 126,111.06 and 59,569

Step by Step Solution

1. Step 1: Write the proportion equation
   91,411.72 : 126,111.06 = 59,569 : x
2. Step 2: Convert to fraction form
   91,411.72/126,111.06 = 59,569/x
3. Step 3: Cross multiply
   91,411.72x = 126,111.06 × 59,569
4. Step 4: Simplify right side
   91,411.72x = 7,512,309,733.14
5. Step 5: Solve for x
   x = 7,512,309,733.14/91,411.72
6. Step 6: Final answer
   x = 82,181.03