Finding the Fourth Proportional to 31,053.66, 42,852.76 and 17,624.67

Step by Step Solution

1. Step 1: Write the proportion equation
   31,053.66 : 42,852.76 = 17,624.67 : x
2. Step 2: Convert to fraction form
   31,053.66/42,852.76 = 17,624.67/x
3. Step 3: Cross multiply
   31,053.66x = 42,852.76 × 17,624.67
4. Step 4: Simplify right side
   31,053.66x = 755,265,548.83
5. Step 5: Solve for x
   x = 755,265,548.83/31,053.66
6. Step 6: Final answer
   x = 24,321.31