Finding the Fourth Proportional to 10,823.51, 16,205.37 and 5,547.17

Step by Step Solution

1. Step 1: Write the proportion equation
   10,823.51 : 16,205.37 = 5,547.17 : x
2. Step 2: Convert to fraction form
   10,823.51/16,205.37 = 5,547.17/x
3. Step 3: Cross multiply
   10,823.51x = 16,205.37 × 5,547.17
4. Step 4: Simplify right side
   10,823.51x = 89,893,861.28
5. Step 5: Solve for x
   x = 89,893,861.28/10,823.51
6. Step 6: Final answer
   x = 8,305.43