Finding the Fourth Proportional to 146,725.09, 220,150.82 and 79,243.59

Step by Step Solution

1. Step 1: Write the proportion equation
   146,725.09 : 220,150.82 = 79,243.59 : x
2. Step 2: Convert to fraction form
   146,725.09/220,150.82 = 79,243.59/x
3. Step 3: Cross multiply
   146,725.09x = 220,150.82 × 79,243.59
4. Step 4: Simplify right side
   146,725.09x = 17,445,539,821.27
5. Step 5: Solve for x
   x = 17,445,539,821.27/146,725.09
6. Step 6: Final answer
   x = 118,899.50