Finding the Fourth Proportional to 57,100.74, 78,802.65 and 31,958.34

Step by Step Solution

1. Step 1: Write the proportion equation
   57,100.74 : 78,802.65 = 31,958.34 : x
2. Step 2: Convert to fraction form
   57,100.74/78,802.65 = 31,958.34/x
3. Step 3: Cross multiply
   57,100.74x = 78,802.65 × 31,958.34
4. Step 4: Simplify right side
   57,100.74x = 2,518,401,881.60
5. Step 5: Solve for x
   x = 2,518,401,881.60/57,100.74
6. Step 6: Final answer
   x = 44,104.54