Finding the Fourth Proportional to 10,530.72, 14,532.34 and 5,815.00

Step by Step Solution

1. Step 1: Write the proportion equation
   10,530.72 : 14,532.34 = 5,815.00 : x
2. Step 2: Convert to fraction form
   10,530.72/14,532.34 = 5,815.00/x
3. Step 3: Cross multiply
   10,530.72x = 14,532.34 × 5,815.00
4. Step 4: Simplify right side
   10,530.72x = 84,505,582.53
5. Step 5: Solve for x
   x = 84,505,582.53/10,530.72
6. Step 6: Final answer
   x = 8,024.67