Finding the Fourth Proportional to 60,061.76, 89,997.52 and 31,974.24

Step by Step Solution

1. Step 1: Write the proportion equation
   60,061.76 : 89,997.52 = 31,974.24 : x
2. Step 2: Convert to fraction form
   60,061.76/89,997.52 = 31,974.24/x
3. Step 3: Cross multiply
   60,061.76x = 89,997.52 × 31,974.24
4. Step 4: Simplify right side
   60,061.76x = 2,877,602,303.88
5. Step 5: Solve for x
   x = 2,877,602,303.88/60,061.76
6. Step 6: Final answer
   x = 47,910.72