Finding the Fourth Proportional to 9,781.08, 13,496.58 and 5,532.72

Step by Step Solution

1. Step 1: Write the proportion equation
   9,781.08 : 13,496.58 = 5,532.72 : x
2. Step 2: Convert to fraction form
   9,781.08/13,496.58 = 5,532.72/x
3. Step 3: Cross multiply
   9,781.08x = 13,496.58 × 5,532.72
4. Step 4: Simplify right side
   9,781.08x = 74,672,798.10
5. Step 5: Solve for x
   x = 74,672,798.10/9,781.08
6. Step 6: Final answer
   x = 7,634.41