Finding the Fourth Proportional to 60,821.08, 91,194.32 and 21,382.72

Step by Step Solution

1. Step 1: Write the proportion equation
   60,821.08 : 91,194.32 = 21,382.72 : x
2. Step 2: Convert to fraction form
   60,821.08/91,194.32 = 21,382.72/x
3. Step 3: Cross multiply
   60,821.08x = 91,194.32 × 21,382.72
4. Step 4: Simplify right side
   60,821.08x = 1,949,982,610.15
5. Step 5: Solve for x
   x = 1,949,982,610.15/60,821.08
6. Step 6: Final answer
   x = 32,060.97