Finding the Third Proportional to 42,488 and 63,748

Step by Step Solution

1. Step 1: Write the proportion equation
   42,488 : 63,748 = 63,748 : x
2. Step 2: Convert to fraction form
   42,488/63,748 = 63,748/x
3. Step 3: Cross multiply
   42,488x = 63,748 × 63,748
4. Step 4: Simplify right side
   42,488x = 4,063,807,504
5. Step 5: Solve for x
   x = 4,063,807,504/42,488
6. Step 6: Final answer
   x = 95,646.01