Finding the Fourth Proportional to 10,522.70, 14,520.86 and 5,742.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,522.70 : 14,520.86 = 5,742.52 : x
2. Step 2: Convert to fraction form
   10,522.70/14,520.86 = 5,742.52/x
3. Step 3: Cross multiply
   10,522.70x = 14,520.86 × 5,742.52
4. Step 4: Simplify right side
   10,522.70x = 83,386,256.36
5. Step 5: Solve for x
   x = 83,386,256.36/10,522.70
6. Step 6: Final answer
   x = 7,924.42