Finding the Fourth Proportional to 123,361.43, 185,115.96 and 113,323.10

Step by Step Solution

1. Step 1: Write the proportion equation
   123,361.43 : 185,115.96 = 113,323.10 : x
2. Step 2: Convert to fraction form
   123,361.43/185,115.96 = 113,323.10/x
3. Step 3: Cross multiply
   123,361.43x = 185,115.96 × 113,323.10
4. Step 4: Simplify right side
   123,361.43x = 20,977,913,521.10
5. Step 5: Solve for x
   x = 20,977,913,521.10/123,361.43
6. Step 6: Final answer
   x = 170,052.46