Finding the Fourth Proportional to 10,943.32, 16,417.15 and 3,921.45

Step by Step Solution

1. Step 1: Write the proportion equation
   10,943.32 : 16,417.15 = 3,921.45 : x
2. Step 2: Convert to fraction form
   10,943.32/16,417.15 = 3,921.45/x
3. Step 3: Cross multiply
   10,943.32x = 16,417.15 × 3,921.45
4. Step 4: Simplify right side
   10,943.32x = 64,379,032.87
5. Step 5: Solve for x
   x = 64,379,032.87/10,943.32
6. Step 6: Final answer
   x = 5,882.95