Finding the Fourth Proportional to 10,507.28, 14,499.80 and 5,791.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,507.28 : 14,499.80 = 5,791.52 : x
2. Step 2: Convert to fraction form
   10,507.28/14,499.80 = 5,791.52/x
3. Step 3: Cross multiply
   10,507.28x = 14,499.80 × 5,791.52
4. Step 4: Simplify right side
   10,507.28x = 83,975,881.70
5. Step 5: Solve for x
   x = 83,975,881.70/10,507.28
6. Step 6: Final answer
   x = 7,992.16