Finding the Fourth Proportional to 12,562.06, 17,302.34 and 9,365.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,562.06 : 17,302.34 = 9,365.10 : x
2. Step 2: Convert to fraction form
   12,562.06/17,302.34 = 9,365.10/x
3. Step 3: Cross multiply
   12,562.06x = 17,302.34 × 9,365.10
4. Step 4: Simplify right side
   12,562.06x = 162,038,144.33
5. Step 5: Solve for x
   x = 162,038,144.33/12,562.06
6. Step 6: Final answer
   x = 12,899.01