Finding the Fourth Proportional to 9,714.52, 13,406.12 and 5,522.76

Step by Step Solution

1. Step 1: Write the proportion equation
   9,714.52 : 13,406.12 = 5,522.76 : x
2. Step 2: Convert to fraction form
   9,714.52/13,406.12 = 5,522.76/x
3. Step 3: Cross multiply
   9,714.52x = 13,406.12 × 5,522.76
4. Step 4: Simplify right side
   9,714.52x = 74,038,783.29
5. Step 5: Solve for x
   x = 74,038,783.29/9,714.52
6. Step 6: Final answer
   x = 7,621.46