Finding the Fourth Proportional to 10,874.02, 16,308.57 and 5,321.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,874.02 : 16,308.57 = 5,321.83 : x
2. Step 2: Convert to fraction form
   10,874.02/16,308.57 = 5,321.83/x
3. Step 3: Cross multiply
   10,874.02x = 16,308.57 × 5,321.83
4. Step 4: Simplify right side
   10,874.02x = 86,791,437.08
5. Step 5: Solve for x
   x = 86,791,437.08/10,874.02
6. Step 6: Final answer
   x = 7,981.54