Finding the Fourth Proportional to 10,849.02, 16,280.10 and 4,275.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,849.02 : 16,280.10 = 4,275.06 : x
2. Step 2: Convert to fraction form
   10,849.02/16,280.10 = 4,275.06/x
3. Step 3: Cross multiply
   10,849.02x = 16,280.10 × 4,275.06
4. Step 4: Simplify right side
   10,849.02x = 69,598,404.31
5. Step 5: Solve for x
   x = 69,598,404.31/10,849.02
6. Step 6: Final answer
   x = 6,415.18