Finding the Fourth Proportional to 73,393.31, 110,089.98 and 17,989.31

Step by Step Solution

1. Step 1: Write the proportion equation
   73,393.31 : 110,089.98 = 17,989.31 : x
2. Step 2: Convert to fraction form
   73,393.31/110,089.98 = 17,989.31/x
3. Step 3: Cross multiply
   73,393.31x = 110,089.98 × 17,989.31
4. Step 4: Simplify right side
   73,393.31x = 1,980,443,053.34
5. Step 5: Solve for x
   x = 1,980,443,053.34/73,393.31
6. Step 6: Final answer
   x = 26,983.97