Finding the Fourth Proportional to 112,580.82, 168,867.99 and 28,340.82

Step by Step Solution

1. Step 1: Write the proportion equation
   112,580.82 : 168,867.99 = 28,340.82 : x
2. Step 2: Convert to fraction form
   112,580.82/168,867.99 = 28,340.82/x
3. Step 3: Cross multiply
   112,580.82x = 168,867.99 × 28,340.82
4. Step 4: Simplify right side
   112,580.82x = 4,785,857,308.35
5. Step 5: Solve for x
   x = 4,785,857,308.35/112,580.82
6. Step 6: Final answer
   x = 42,510.41