Finding the Fourth Proportional to 49,366.72, 73,984.47 and 42,761.98

Step by Step Solution

1. Step 1: Write the proportion equation
   49,366.72 : 73,984.47 = 42,761.98 : x
2. Step 2: Convert to fraction form
   49,366.72/73,984.47 = 42,761.98/x
3. Step 3: Cross multiply
   49,366.72x = 73,984.47 × 42,761.98
4. Step 4: Simplify right side
   49,366.72x = 3,163,722,426.45
5. Step 5: Solve for x
   x = 3,163,722,426.45/49,366.72
6. Step 6: Final answer
   x = 64,086.14