Finding the Third Proportional to 29,739.75 and 40,780.13

Step by Step Solution

1. Step 1: Write the proportion equation
   29,739.75 : 40,780.13 = 40,780.13 : x
2. Step 2: Convert to fraction form
   29,739.75/40,780.13 = 40,780.13/x
3. Step 3: Cross multiply
   29,739.75x = 40,780.13 × 40,780.13
4. Step 4: Simplify right side
   29,739.75x = 1,663,018,595.02
5. Step 5: Solve for x
   x = 1,663,018,595.02/29,739.75
6. Step 6: Final answer
   x = 55,919.05