Finding the Fourth Proportional to 57,290.18, 79,061.10 and 31,796.96

Step by Step Solution

1. Step 1: Write the proportion equation
   57,290.18 : 79,061.10 = 31,796.96 : x
2. Step 2: Convert to fraction form
   57,290.18/79,061.10 = 31,796.96/x
3. Step 3: Cross multiply
   57,290.18x = 79,061.10 × 31,796.96
4. Step 4: Simplify right side
   57,290.18x = 2,513,902,634.26
5. Step 5: Solve for x
   x = 2,513,902,634.26/57,290.18
6. Step 6: Final answer
   x = 43,880.17