Finding the Fourth Proportional to 108,488.75, 162,452.72 and 74,858.49

Step by Step Solution

1. Step 1: Write the proportion equation
   108,488.75 : 162,452.72 = 74,858.49 : x
2. Step 2: Convert to fraction form
   108,488.75/162,452.72 = 74,858.49/x
3. Step 3: Cross multiply
   108,488.75x = 162,452.72 × 74,858.49
4. Step 4: Simplify right side
   108,488.75x = 12,160,965,502.74
5. Step 5: Solve for x
   x = 12,160,965,502.74/108,488.75
6. Step 6: Final answer
   x = 112,094.26