Finding the Fourth Proportional to 60,168.96, 82,931.04 and 45,990.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,168.96 : 82,931.04 = 45,990.72 : x
2. Step 2: Convert to fraction form
   60,168.96/82,931.04 = 45,990.72/x
3. Step 3: Cross multiply
   60,168.96x = 82,931.04 × 45,990.72
4. Step 4: Simplify right side
   60,168.96x = 3,814,058,239.95
5. Step 5: Solve for x
   x = 3,814,058,239.95/60,168.96
6. Step 6: Final answer
   x = 63,389.13