Finding the Fourth Proportional to 89,019.91, 133,561.45 and 29,855.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,019.91 : 133,561.45 = 29,855.48 : x
2. Step 2: Convert to fraction form
   89,019.91/133,561.45 = 29,855.48/x
3. Step 3: Cross multiply
   89,019.91x = 133,561.45 × 29,855.48
4. Step 4: Simplify right side
   89,019.91x = 3,987,541,199.25
5. Step 5: Solve for x
   x = 3,987,541,199.25/89,019.91
6. Step 6: Final answer
   x = 44,793.82