Finding the Fourth Proportional to 60,606.71, 90,786.12 and 49,401.98

Step by Step Solution

1. Step 1: Write the proportion equation
   60,606.71 : 90,786.12 = 49,401.98 : x
2. Step 2: Convert to fraction form
   60,606.71/90,786.12 = 49,401.98/x
3. Step 3: Cross multiply
   60,606.71x = 90,786.12 × 49,401.98
4. Step 4: Simplify right side
   60,606.71x = 4,485,013,630.59
5. Step 5: Solve for x
   x = 4,485,013,630.59/60,606.71
6. Step 6: Final answer
   x = 74,001.94