Finding the Fourth Proportional to 49,498.56, 74,230.56 and 19,908.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,498.56 : 74,230.56 = 19,908.72 : x
2. Step 2: Convert to fraction form
   49,498.56/74,230.56 = 19,908.72/x
3. Step 3: Cross multiply
   49,498.56x = 74,230.56 × 19,908.72
4. Step 4: Simplify right side
   49,498.56x = 1,477,835,434.48
5. Step 5: Solve for x
   x = 1,477,835,434.48/49,498.56
6. Step 6: Final answer
   x = 29,856.13