Finding the Fourth Proportional to 89,706.83, 134,387.91 and 50,144.00

Step by Step Solution

1. Step 1: Write the proportion equation
   89,706.83 : 134,387.91 = 50,144.00 : x
2. Step 2: Convert to fraction form
   89,706.83/134,387.91 = 50,144.00/x
3. Step 3: Cross multiply
   89,706.83x = 134,387.91 × 50,144.00
4. Step 4: Simplify right side
   89,706.83x = 6,738,746,687.10
5. Step 5: Solve for x
   x = 6,738,746,687.10/89,706.83
6. Step 6: Final answer
   x = 75,119.67