Finding the Fourth Proportional to 21,366.74, 32,046.41 and 5,780.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,366.74 : 32,046.41 = 5,780.72 : x
2. Step 2: Convert to fraction form
   21,366.74/32,046.41 = 5,780.72/x
3. Step 3: Cross multiply
   21,366.74x = 32,046.41 × 5,780.72
4. Step 4: Simplify right side
   21,366.74x = 185,251,417.78
5. Step 5: Solve for x
   x = 185,251,417.78/21,366.74
6. Step 6: Final answer
   x = 8,670.08