Finding the Fourth Proportional to 31,347.27, 43,259.90 and 17,200.10

Step by Step Solution

1. Step 1: Write the proportion equation
   31,347.27 : 43,259.90 = 17,200.10 : x
2. Step 2: Convert to fraction form
   31,347.27/43,259.90 = 17,200.10/x
3. Step 3: Cross multiply
   31,347.27x = 43,259.90 × 17,200.10
4. Step 4: Simplify right side
   31,347.27x = 744,074,303.69
5. Step 5: Solve for x
   x = 744,074,303.69/31,347.27
6. Step 6: Final answer
   x = 23,736.49