Finding the Fourth Proportional to 9,380.64, 12,948.12 and 5,605.32

Step by Step Solution

1. Step 1: Write the proportion equation
   9,380.64 : 12,948.12 = 5,605.32 : x
2. Step 2: Convert to fraction form
   9,380.64/12,948.12 = 5,605.32/x
3. Step 3: Cross multiply
   9,380.64x = 12,948.12 × 5,605.32
4. Step 4: Simplify right side
   9,380.64x = 72,578,356.00
5. Step 5: Solve for x
   x = 72,578,356.00/9,380.64
6. Step 6: Final answer
   x = 7,737.04