Finding the Fourth Proportional to 31,219.95, 43,083.69 and 17,073.12

Step by Step Solution

1. Step 1: Write the proportion equation
   31,219.95 : 43,083.69 = 17,073.12 : x
2. Step 2: Convert to fraction form
   31,219.95/43,083.69 = 17,073.12/x
3. Step 3: Cross multiply
   31,219.95x = 43,083.69 × 17,073.12
4. Step 4: Simplify right side
   31,219.95x = 735,573,009.41
5. Step 5: Solve for x
   x = 735,573,009.41/31,219.95
6. Step 6: Final answer
   x = 23,560.99