Finding the Fourth Proportional to 49,560.22, 68,449.89 and 32,640.13

Step by Step Solution

1. Step 1: Write the proportion equation
   49,560.22 : 68,449.89 = 32,640.13 : x
2. Step 2: Convert to fraction form
   49,560.22/68,449.89 = 32,640.13/x
3. Step 3: Cross multiply
   49,560.22x = 68,449.89 × 32,640.13
4. Step 4: Simplify right side
   49,560.22x = 2,234,213,308.09
5. Step 5: Solve for x
   x = 2,234,213,308.09/49,560.22
6. Step 6: Final answer
   x = 45,080.78