Finding the Fourth Proportional to 58,685.31, 80,984.61 and 31,827.33

Step by Step Solution

1. Step 1: Write the proportion equation
   58,685.31 : 80,984.61 = 31,827.33 : x
2. Step 2: Convert to fraction form
   58,685.31/80,984.61 = 31,827.33/x
3. Step 3: Cross multiply
   58,685.31x = 80,984.61 × 31,827.33
4. Step 4: Simplify right side
   58,685.31x = 2,577,523,907.39
5. Step 5: Solve for x
   x = 2,577,523,907.39/58,685.31
6. Step 6: Final answer
   x = 43,921.11