Finding the Fourth Proportional to 49,648.88, 74,510.76 and 26,280.56

Step by Step Solution

1. Step 1: Write the proportion equation
   49,648.88 : 74,510.76 = 26,280.56 : x
2. Step 2: Convert to fraction form
   49,648.88/74,510.76 = 26,280.56/x
3. Step 3: Cross multiply
   49,648.88x = 74,510.76 × 26,280.56
4. Step 4: Simplify right side
   49,648.88x = 1,958,184,498.83
5. Step 5: Solve for x
   x = 1,958,184,498.83/49,648.88
6. Step 6: Final answer
   x = 39,440.66