Finding the Fourth Proportional to 31,533.07, 43,514.54 and 17,385.82

Step by Step Solution

1. Step 1: Write the proportion equation
   31,533.07 : 43,514.54 = 17,385.82 : x
2. Step 2: Convert to fraction form
   31,533.07/43,514.54 = 17,385.82/x
3. Step 3: Cross multiply
   31,533.07x = 43,514.54 × 17,385.82
4. Step 4: Simplify right side
   31,533.07x = 756,535,959.82
5. Step 5: Solve for x
   x = 756,535,959.82/31,533.07
6. Step 6: Final answer
   x = 23,991.83