Finding the Third Proportional to 17,422 and 25,402.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,422 : 25,402.50 = 25,402.50 : x
2. Step 2: Convert to fraction form
   17,422/25,402.50 = 25,402.50/x
3. Step 3: Cross multiply
   17,422x = 25,402.50 × 25,402.50
4. Step 4: Simplify right side
   17,422x = 645,287,006.25
5. Step 5: Solve for x
   x = 645,287,006.25/17,422
6. Step 6: Final answer
   x = 37,038.63