Finding the Fourth Proportional to 12,962.52, 17,888.27 and 7,588.64

Step by Step Solution

1. Step 1: Write the proportion equation
   12,962.52 : 17,888.27 = 7,588.64 : x
2. Step 2: Convert to fraction form
   12,962.52/17,888.27 = 7,588.64/x
3. Step 3: Cross multiply
   12,962.52x = 17,888.27 × 7,588.64
4. Step 4: Simplify right side
   12,962.52x = 135,747,641.25
5. Step 5: Solve for x
   x = 135,747,641.25/12,962.52
6. Step 6: Final answer
   x = 10,472.32