Finding the Fourth Proportional to 195,781.10, 293,788.31 and 71,131.82

Step by Step Solution

1. Step 1: Write the proportion equation
   195,781.10 : 293,788.31 = 71,131.82 : x
2. Step 2: Convert to fraction form
   195,781.10/293,788.31 = 71,131.82/x
3. Step 3: Cross multiply
   195,781.10x = 293,788.31 × 71,131.82
4. Step 4: Simplify right side
   195,781.10x = 20,897,695,360.42
5. Step 5: Solve for x
   x = 20,897,695,360.42/195,781.10
6. Step 6: Final answer
   x = 106,740.11