Finding the Fourth Proportional to 31,648.23, 43,672.98 and 17,308.80

Step by Step Solution

1. Step 1: Write the proportion equation
   31,648.23 : 43,672.98 = 17,308.80 : x
2. Step 2: Convert to fraction form
   31,648.23/43,672.98 = 17,308.80/x
3. Step 3: Cross multiply
   31,648.23x = 43,672.98 × 17,308.80
4. Step 4: Simplify right side
   31,648.23x = 755,926,876.22
5. Step 5: Solve for x
   x = 755,926,876.22/31,648.23
6. Step 6: Final answer
   x = 23,885.28