Finding the Third Proportional to 32,780.53 and 72,451.13

Step by Step Solution

1. Step 1: Write the proportion equation
   32,780.53 : 72,451.13 = 72,451.13 : x
2. Step 2: Convert to fraction form
   32,780.53/72,451.13 = 72,451.13/x
3. Step 3: Cross multiply
   32,780.53x = 72,451.13 × 72,451.13
4. Step 4: Simplify right side
   32,780.53x = 5,249,165,513.77
5. Step 5: Solve for x
   x = 5,249,165,513.77/32,780.53
6. Step 6: Final answer
   x = 160,130.58