Finding the Fourth Proportional to 42,695.91, 64,038.96 and 16,382.16

Step by Step Solution

1. Step 1: Write the proportion equation
   42,695.91 : 64,038.96 = 16,382.16 : x
2. Step 2: Convert to fraction form
   42,695.91/64,038.96 = 16,382.16/x
3. Step 3: Cross multiply
   42,695.91x = 64,038.96 × 16,382.16
4. Step 4: Simplify right side
   42,695.91x = 1,049,096,488.95
5. Step 5: Solve for x
   x = 1,049,096,488.95/42,695.91
6. Step 6: Final answer
   x = 24,571.36