Finding the Fourth Proportional to 49,719.89, 68,616.51 and 28,502.35

Step by Step Solution

1. Step 1: Write the proportion equation
   49,719.89 : 68,616.51 = 28,502.35 : x
2. Step 2: Convert to fraction form
   49,719.89/68,616.51 = 28,502.35/x
3. Step 3: Cross multiply
   49,719.89x = 68,616.51 × 28,502.35
4. Step 4: Simplify right side
   49,719.89x = 1,955,731,440.72
5. Step 5: Solve for x
   x = 1,955,731,440.72/49,719.89
6. Step 6: Final answer
   x = 39,334.99