Finding the Fourth Proportional to 10,522.31, 14,520.74 and 5,742.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,522.31 : 14,520.74 = 5,742.23 : x
2. Step 2: Convert to fraction form
   10,522.31/14,520.74 = 5,742.23/x
3. Step 3: Cross multiply
   10,522.31x = 14,520.74 × 5,742.23
4. Step 4: Simplify right side
   10,522.31x = 83,381,327.54
5. Step 5: Solve for x
   x = 83,381,327.54/10,522.31
6. Step 6: Final answer
   x = 7,924.25