Finding the Fourth Proportional to 10,522.54, 14,521.41 and 5,742.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,522.54 : 14,521.41 = 5,742.79 : x
2. Step 2: Convert to fraction form
   10,522.54/14,521.41 = 5,742.79/x
3. Step 3: Cross multiply
   10,522.54x = 14,521.41 × 5,742.79
4. Step 4: Simplify right side
   10,522.54x = 83,393,306.81
5. Step 5: Solve for x
   x = 83,393,306.81/10,522.54
6. Step 6: Final answer
   x = 7,925.21