Finding the Fourth Proportional to 10,477.19, 14,458.57 and 5,697.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,477.19 : 14,458.57 = 5,697.18 : x
2. Step 2: Convert to fraction form
   10,477.19/14,458.57 = 5,697.18/x
3. Step 3: Cross multiply
   10,477.19x = 14,458.57 × 5,697.18
4. Step 4: Simplify right side
   10,477.19x = 82,373,075.83
5. Step 5: Solve for x
   x = 82,373,075.83/10,477.19
6. Step 6: Final answer
   x = 7,862.13