Finding the Third Proportional to 29,400 and 62,431.50

Step by Step Solution

1. Step 1: Write the proportion equation
   29,400 : 62,431.50 = 62,431.50 : x
2. Step 2: Convert to fraction form
   29,400/62,431.50 = 62,431.50/x
3. Step 3: Cross multiply
   29,400x = 62,431.50 × 62,431.50
4. Step 4: Simplify right side
   29,400x = 3,897,692,192.25
5. Step 5: Solve for x
   x = 3,897,692,192.25/29,400
6. Step 6: Final answer
   x = 132,574.56