Finding the Fourth Proportional to 10,887.84, 16,332.18 and 3,868.62

Step by Step Solution

1. Step 1: Write the proportion equation
   10,887.84 : 16,332.18 = 3,868.62 : x
2. Step 2: Convert to fraction form
   10,887.84/16,332.18 = 3,868.62/x
3. Step 3: Cross multiply
   10,887.84x = 16,332.18 × 3,868.62
4. Step 4: Simplify right side
   10,887.84x = 63,182,998.19
5. Step 5: Solve for x
   x = 63,182,998.19/10,887.84
6. Step 6: Final answer
   x = 5,803.08