Finding the Fourth Proportional to 10,694.21, 14,757.77 and 5,978.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,694.21 : 14,757.77 = 5,978.93 : x
2. Step 2: Convert to fraction form
   10,694.21/14,757.77 = 5,978.93/x
3. Step 3: Cross multiply
   10,694.21x = 14,757.77 × 5,978.93
4. Step 4: Simplify right side
   10,694.21x = 88,235,643.89
5. Step 5: Solve for x
   x = 88,235,643.89/10,694.21
6. Step 6: Final answer
   x = 8,250.79