Finding the Third Proportional to 42,312 and 62,158.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,312 : 62,158.50 = 62,158.50 : x
2. Step 2: Convert to fraction form
   42,312/62,158.50 = 62,158.50/x
3. Step 3: Cross multiply
   42,312x = 62,158.50 × 62,158.50
4. Step 4: Simplify right side
   42,312x = 3,863,679,122.25
5. Step 5: Solve for x
   x = 3,863,679,122.25/42,312
6. Step 6: Final answer
   x = 91,314.03