Finding the Fourth Proportional to 52,110.71, 71,914.12 and 31,978.71

Step by Step Solution

1. Step 1: Write the proportion equation
   52,110.71 : 71,914.12 = 31,978.71 : x
2. Step 2: Convert to fraction form
   52,110.71/71,914.12 = 31,978.71/x
3. Step 3: Cross multiply
   52,110.71x = 71,914.12 × 31,978.71
4. Step 4: Simplify right side
   52,110.71x = 2,299,720,788.39
5. Step 5: Solve for x
   x = 2,299,720,788.39/52,110.71
6. Step 6: Final answer
   x = 44,131.44