Finding the Fourth Proportional to 81,510.28, 122,300.61 and 44,096.70

Step by Step Solution

1. Step 1: Write the proportion equation
   81,510.28 : 122,300.61 = 44,096.70 : x
2. Step 2: Convert to fraction form
   81,510.28/122,300.61 = 44,096.70/x
3. Step 3: Cross multiply
   81,510.28x = 122,300.61 × 44,096.70
4. Step 4: Simplify right side
   81,510.28x = 5,393,053,602.25
5. Step 5: Solve for x
   x = 5,393,053,602.25/81,510.28
6. Step 6: Final answer
   x = 66,164.09