Finding the Fourth Proportional to 31,053, 42,852.96 and 17,626.80

Step by Step Solution

1. Step 1: Write the proportion equation
   31,053 : 42,852.96 = 17,626.80 : x
2. Step 2: Convert to fraction form
   31,053/42,852.96 = 17,626.80/x
3. Step 3: Cross multiply
   31,053x = 42,852.96 × 17,626.80
4. Step 4: Simplify right side
   31,053x = 755,360,555.33
5. Step 5: Solve for x
   x = 755,360,555.33/31,053
6. Step 6: Final answer
   x = 24,324.88