Finding the Fourth Proportional to 89,833.83, 123,976.35 and 51,605.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,833.83 : 123,976.35 = 51,605.34 : x
2. Step 2: Convert to fraction form
   89,833.83/123,976.35 = 51,605.34/x
3. Step 3: Cross multiply
   89,833.83x = 123,976.35 × 51,605.34
4. Step 4: Simplify right side
   89,833.83x = 6,397,841,693.71
5. Step 5: Solve for x
   x = 6,397,841,693.71/89,833.83
6. Step 6: Final answer
   x = 71,218.62