Finding the Third Proportional to 32,920 and 47,042.50

Step by Step Solution

1. Step 1: Write the proportion equation
   32,920 : 47,042.50 = 47,042.50 : x
2. Step 2: Convert to fraction form
   32,920/47,042.50 = 47,042.50/x
3. Step 3: Cross multiply
   32,920x = 47,042.50 × 47,042.50
4. Step 4: Simplify right side
   32,920x = 2,212,996,806.25
5. Step 5: Solve for x
   x = 2,212,996,806.25/32,920
6. Step 6: Final answer
   x = 67,223.48