Finding the Fourth Proportional to 10,022.10, 15,038.55 and 4,476.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,022.10 : 15,038.55 = 4,476.30 : x
2. Step 2: Convert to fraction form
   10,022.10/15,038.55 = 4,476.30/x
3. Step 3: Cross multiply
   10,022.10x = 15,038.55 × 4,476.30
4. Step 4: Simplify right side
   10,022.10x = 67,317,061.37
5. Step 5: Solve for x
   x = 67,317,061.37/10,022.10
6. Step 6: Final answer
   x = 6,716.86