Finding the Fourth Proportional to 84,587.90, 126,882.72 and 34,010.31

Step by Step Solution

1. Step 1: Write the proportion equation
   84,587.90 : 126,882.72 = 34,010.31 : x
2. Step 2: Convert to fraction form
   84,587.90/126,882.72 = 34,010.31/x
3. Step 3: Cross multiply
   84,587.90x = 126,882.72 × 34,010.31
4. Step 4: Simplify right side
   84,587.90x = 4,315,321,116.65
5. Step 5: Solve for x
   x = 4,315,321,116.65/84,587.90
6. Step 6: Final answer
   x = 51,015.82