Finding the Fourth Proportional to 49,105.60, 67,805.69 and 40,032.38

Step by Step Solution

1. Step 1: Write the proportion equation
   49,105.60 : 67,805.69 = 40,032.38 : x
2. Step 2: Convert to fraction form
   49,105.60/67,805.69 = 40,032.38/x
3. Step 3: Cross multiply
   49,105.60x = 67,805.69 × 40,032.38
4. Step 4: Simplify right side
   49,105.60x = 2,714,423,117.59
5. Step 5: Solve for x
   x = 2,714,423,117.59/49,105.60
6. Step 6: Final answer
   x = 55,277.26