Finding the Third Proportional to 29,215.69 and 63,898.88

Step by Step Solution

1. Step 1: Write the proportion equation
   29,215.69 : 63,898.88 = 63,898.88 : x
2. Step 2: Convert to fraction form
   29,215.69/63,898.88 = 63,898.88/x
3. Step 3: Cross multiply
   29,215.69x = 63,898.88 × 63,898.88
4. Step 4: Simplify right side
   29,215.69x = 4,083,066,226.27
5. Step 5: Solve for x
   x = 4,083,066,226.27/29,215.69
6. Step 6: Final answer
   x = 139,755.95