Finding the Fourth Proportional to 10,080.18, 13,911.49 and 5,604.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,080.18 : 13,911.49 = 5,604.35 : x
2. Step 2: Convert to fraction form
   10,080.18/13,911.49 = 5,604.35/x
3. Step 3: Cross multiply
   10,080.18x = 13,911.49 × 5,604.35
4. Step 4: Simplify right side
   10,080.18x = 77,964,858.98
5. Step 5: Solve for x
   x = 77,964,858.98/10,080.18
6. Step 6: Final answer
   x = 7,734.47