Finding the Third Proportional to 71,427 and 156,862.50

Step by Step Solution

1. Step 1: Write the proportion equation
   71,427 : 156,862.50 = 156,862.50 : x
2. Step 2: Convert to fraction form
   71,427/156,862.50 = 156,862.50/x
3. Step 3: Cross multiply
   71,427x = 156,862.50 × 156,862.50
4. Step 4: Simplify right side
   71,427x = 24,605,843,906.25
5. Step 5: Solve for x
   x = 24,605,843,906.25/71,427
6. Step 6: Final answer
   x = 344,489.39