Finding the Fourth Proportional to 23,731.34, 35,531.40 and 17,870.18

Step by Step Solution

1. Step 1: Write the proportion equation
   23,731.34 : 35,531.40 = 17,870.18 : x
2. Step 2: Convert to fraction form
   23,731.34/35,531.40 = 17,870.18/x
3. Step 3: Cross multiply
   23,731.34x = 35,531.40 × 17,870.18
4. Step 4: Simplify right side
   23,731.34x = 634,952,513.65
5. Step 5: Solve for x
   x = 634,952,513.65/23,731.34
6. Step 6: Final answer
   x = 26,755.86