Finding the Fourth Proportional to 49,047.06, 67,687.17 and 28,904.79

Step by Step Solution

1. Step 1: Write the proportion equation
   49,047.06 : 67,687.17 = 28,904.79 : x
2. Step 2: Convert to fraction form
   49,047.06/67,687.17 = 28,904.79/x
3. Step 3: Cross multiply
   49,047.06x = 67,687.17 × 28,904.79
4. Step 4: Simplify right side
   49,047.06x = 1,956,483,434.54
5. Step 5: Solve for x
   x = 1,956,483,434.54/49,047.06
6. Step 6: Final answer
   x = 39,889.92