Finding the Fourth Proportional to 12,875.34, 17,784.27 and 9,523.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,875.34 : 17,784.27 = 9,523.02 : x
2. Step 2: Convert to fraction form
   12,875.34/17,784.27 = 9,523.02/x
3. Step 3: Cross multiply
   12,875.34x = 17,784.27 × 9,523.02
4. Step 4: Simplify right side
   12,875.34x = 169,359,958.90
5. Step 5: Solve for x
   x = 169,359,958.90/12,875.34
6. Step 6: Final answer
   x = 13,153.82