Finding the Fourth Proportional to 10,801.76, 14,909.20 and 7,034.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,801.76 : 14,909.20 = 7,034.31 : x
2. Step 2: Convert to fraction form
   10,801.76/14,909.20 = 7,034.31/x
3. Step 3: Cross multiply
   10,801.76x = 14,909.20 × 7,034.31
4. Step 4: Simplify right side
   10,801.76x = 104,875,917.07
5. Step 5: Solve for x
   x = 104,875,917.07/10,801.76
6. Step 6: Final answer
   x = 9,709.16