Finding the Third Proportional to 42,949.50 and 64,225.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,949.50 : 64,225.88 = 64,225.88 : x
2. Step 2: Convert to fraction form
   42,949.50/64,225.88 = 64,225.88/x
3. Step 3: Cross multiply
   42,949.50x = 64,225.88 × 64,225.88
4. Step 4: Simplify right side
   42,949.50x = 4,124,963,019.52
5. Step 5: Solve for x
   x = 4,124,963,019.52/42,949.50
6. Step 6: Final answer
   x = 96,042.17