Finding the Fourth Proportional to 31,419.59, 43,361.67 and 17,275.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,419.59 : 43,361.67 = 17,275.10 : x
2. Step 2: Convert to fraction form
   31,419.59/43,361.67 = 17,275.10/x
3. Step 3: Cross multiply
   31,419.59x = 43,361.67 × 17,275.10
4. Step 4: Simplify right side
   31,419.59x = 749,076,968.61
5. Step 5: Solve for x
   x = 749,076,968.61/31,419.59
6. Step 6: Final answer
   x = 23,841.08