Finding the Fourth Proportional to 89,036.55, 133,590.06 and 39,081.83

Step by Step Solution

1. Step 1: Write the proportion equation
   89,036.55 : 133,590.06 = 39,081.83 : x
2. Step 2: Convert to fraction form
   89,036.55/133,590.06 = 39,081.83/x
3. Step 3: Cross multiply
   89,036.55x = 133,590.06 × 39,081.83
4. Step 4: Simplify right side
   89,036.55x = 5,220,943,346.66
5. Step 5: Solve for x
   x = 5,220,943,346.66/89,036.55
6. Step 6: Final answer
   x = 58,638.20