Finding the Fourth Proportional to 31,268.03, 43,145.87 and 17,838.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,268.03 : 43,145.87 = 17,838.50 : x
2. Step 2: Convert to fraction form
   31,268.03/43,145.87 = 17,838.50/x
3. Step 3: Cross multiply
   31,268.03x = 43,145.87 × 17,838.50
4. Step 4: Simplify right side
   31,268.03x = 769,657,297.07
5. Step 5: Solve for x
   x = 769,657,297.07/31,268.03
6. Step 6: Final answer
   x = 24,614.84