Finding the Fourth Proportional to 9,056.52, 13,580.10 and 5,359.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,056.52 : 13,580.10 = 5,359.91 : x
2. Step 2: Convert to fraction form
   9,056.52/13,580.10 = 5,359.91/x
3. Step 3: Cross multiply
   9,056.52x = 13,580.10 × 5,359.91
4. Step 4: Simplify right side
   9,056.52x = 72,788,045.89
5. Step 5: Solve for x
   x = 72,788,045.89/9,056.52
6. Step 6: Final answer
   x = 8,037.09