Finding the Fourth Proportional to 12,922.52, 19,385.74 and 5,527

Step by Step Solution

1. Step 1: Write the proportion equation
   12,922.52 : 19,385.74 = 5,527 : x
2. Step 2: Convert to fraction form
   12,922.52/19,385.74 = 5,527/x
3. Step 3: Cross multiply
   12,922.52x = 19,385.74 × 5,527
4. Step 4: Simplify right side
   12,922.52x = 107,144,984.98
5. Step 5: Solve for x
   x = 107,144,984.98/12,922.52
6. Step 6: Final answer
   x = 8,291.34