Finding the Fourth Proportional to 70,590.18, 105,854.18 and 33,160.89

Step by Step Solution

1. Step 1: Write the proportion equation
   70,590.18 : 105,854.18 = 33,160.89 : x
2. Step 2: Convert to fraction form
   70,590.18/105,854.18 = 33,160.89/x
3. Step 3: Cross multiply
   70,590.18x = 105,854.18 × 33,160.89
4. Step 4: Simplify right side
   70,590.18x = 3,510,218,819.02
5. Step 5: Solve for x
   x = 3,510,218,819.02/70,590.18
6. Step 6: Final answer
   x = 49,726.73