Finding the Fourth Proportional to 10,751.17, 14,822.48 and 7,387.78

Step by Step Solution

1. Step 1: Write the proportion equation
   10,751.17 : 14,822.48 = 7,387.78 : x
2. Step 2: Convert to fraction form
   10,751.17/14,822.48 = 7,387.78/x
3. Step 3: Cross multiply
   10,751.17x = 14,822.48 × 7,387.78
4. Step 4: Simplify right side
   10,751.17x = 109,505,110.24
5. Step 5: Solve for x
   x = 109,505,110.24/10,751.17
6. Step 6: Final answer
   x = 10,185.42