Finding the Fourth Proportional to 49,066.48, 67,726.20 and 28,929.88

Step by Step Solution

1. Step 1: Write the proportion equation
   49,066.48 : 67,726.20 = 28,929.88 : x
2. Step 2: Convert to fraction form
   49,066.48/67,726.20 = 28,929.88/x
3. Step 3: Cross multiply
   49,066.48x = 67,726.20 × 28,929.88
4. Step 4: Simplify right side
   49,066.48x = 1,959,310,838.86
5. Step 5: Solve for x
   x = 1,959,310,838.86/49,066.48
6. Step 6: Final answer
   x = 39,931.76