Finding the Fourth Proportional to 11,061.84, 15,268.50 and 6,528.72

Step by Step Solution

1. Step 1: Write the proportion equation
   11,061.84 : 15,268.50 = 6,528.72 : x
2. Step 2: Convert to fraction form
   11,061.84/15,268.50 = 6,528.72/x
3. Step 3: Cross multiply
   11,061.84x = 15,268.50 × 6,528.72
4. Step 4: Simplify right side
   11,061.84x = 99,683,761.32
5. Step 5: Solve for x
   x = 99,683,761.32/11,061.84
6. Step 6: Final answer
   x = 9,011.50