Finding the Fourth Proportional to 9,129.02, 12,591.78 and 5,594

Step by Step Solution

1. Step 1: Write the proportion equation
   9,129.02 : 12,591.78 = 5,594 : x
2. Step 2: Convert to fraction form
   9,129.02/12,591.78 = 5,594/x
3. Step 3: Cross multiply
   9,129.02x = 12,591.78 × 5,594
4. Step 4: Simplify right side
   9,129.02x = 70,438,417.32
5. Step 5: Solve for x
   x = 70,438,417.32/9,129.02
6. Step 6: Final answer
   x = 7,715.88