Finding the Fourth Proportional to 31,280.99, 43,167.33 and 17,133.93

Step by Step Solution

1. Step 1: Write the proportion equation
   31,280.99 : 43,167.33 = 17,133.93 : x
2. Step 2: Convert to fraction form
   31,280.99/43,167.33 = 17,133.93/x
3. Step 3: Cross multiply
   31,280.99x = 43,167.33 × 17,133.93
4. Step 4: Simplify right side
   31,280.99x = 739,626,010.51
5. Step 5: Solve for x
   x = 739,626,010.51/31,280.99
6. Step 6: Final answer
   x = 23,644.59