Finding the Fourth Proportional to 461,150.74, 691,824.59 and 161,649.59

Step by Step Solution

1. Step 1: Write the proportion equation
   461,150.74 : 691,824.59 = 161,649.59 : x
2. Step 2: Convert to fraction form
   461,150.74/691,824.59 = 161,649.59/x
3. Step 3: Cross multiply
   461,150.74x = 691,824.59 × 161,649.59
4. Step 4: Simplify right side
   461,150.74x = 111,833,160,517.17
5. Step 5: Solve for x
   x = 111,833,160,517.17/461,150.74
6. Step 6: Final answer
   x = 242,508.91