Finding the Fourth Proportional to 23,175.10, 34,741.86 and 8,380.54

Step by Step Solution

1. Step 1: Write the proportion equation
   23,175.10 : 34,741.86 = 8,380.54 : x
2. Step 2: Convert to fraction form
   23,175.10/34,741.86 = 8,380.54/x
3. Step 3: Cross multiply
   23,175.10x = 34,741.86 × 8,380.54
4. Step 4: Simplify right side
   23,175.10x = 291,155,547.40
5. Step 5: Solve for x
   x = 291,155,547.40/23,175.10
6. Step 6: Final answer
   x = 12,563.29