Finding the Third Proportional to 42,160.50 and 63,220.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,160.50 : 63,220.50 = 63,220.50 : x
2. Step 2: Convert to fraction form
   42,160.50/63,220.50 = 63,220.50/x
3. Step 3: Cross multiply
   42,160.50x = 63,220.50 × 63,220.50
4. Step 4: Simplify right side
   42,160.50x = 3,996,831,620.25
5. Step 5: Solve for x
   x = 3,996,831,620.25/42,160.50
6. Step 6: Final answer
   x = 94,800.38