Finding the Fourth Proportional to 10,777.21, 14,872.42 and 5,997.13

Step by Step Solution

1. Step 1: Write the proportion equation
   10,777.21 : 14,872.42 = 5,997.13 : x
2. Step 2: Convert to fraction form
   10,777.21/14,872.42 = 5,997.13/x
3. Step 3: Cross multiply
   10,777.21x = 14,872.42 × 5,997.13
4. Step 4: Simplify right side
   10,777.21x = 89,191,836.15
5. Step 5: Solve for x
   x = 89,191,836.15/10,777.21
6. Step 6: Final answer
   x = 8,275.97