Finding the Third Proportional to 42,175.69 and 63,144.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,175.69 : 63,144.56 = 63,144.56 : x
2. Step 2: Convert to fraction form
   42,175.69/63,144.56 = 63,144.56/x
3. Step 3: Cross multiply
   42,175.69x = 63,144.56 × 63,144.56
4. Step 4: Simplify right side
   42,175.69x = 3,987,235,773.32
5. Step 5: Solve for x
   x = 3,987,235,773.32/42,175.69
6. Step 6: Final answer
   x = 94,538.73