Finding the Fourth Proportional to 10,877.09, 16,312.62 and 3,856.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,877.09 : 16,312.62 = 3,856.17 : x
2. Step 2: Convert to fraction form
   10,877.09/16,312.62 = 3,856.17/x
3. Step 3: Cross multiply
   10,877.09x = 16,312.62 × 3,856.17
4. Step 4: Simplify right side
   10,877.09x = 62,904,311.50
5. Step 5: Solve for x
   x = 62,904,311.50/10,877.09
6. Step 6: Final answer
   x = 5,783.20