Finding the Fourth Proportional to 60,414.03, 90,627.21 and 28,818.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,414.03 : 90,627.21 = 28,818.72 : x
2. Step 2: Convert to fraction form
   60,414.03/90,627.21 = 28,818.72/x
3. Step 3: Cross multiply
   60,414.03x = 90,627.21 × 28,818.72
4. Step 4: Simplify right side
   60,414.03x = 2,611,760,189.37
5. Step 5: Solve for x
   x = 2,611,760,189.37/60,414.03
6. Step 6: Final answer
   x = 43,231.02