Finding the Fourth Proportional to 10,739.88, 14,832.30 and 7,391.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,739.88 : 14,832.30 = 7,391.34 : x
2. Step 2: Convert to fraction form
   10,739.88/14,832.30 = 7,391.34/x
3. Step 3: Cross multiply
   10,739.88x = 14,832.30 × 7,391.34
4. Step 4: Simplify right side
   10,739.88x = 109,630,572.28
5. Step 5: Solve for x
   x = 109,630,572.28/10,739.88
6. Step 6: Final answer
   x = 10,207.80