Finding the Fourth Proportional to 112,371.60, 168,563.89 and 42,251.52

Step by Step Solution

1. Step 1: Write the proportion equation
   112,371.60 : 168,563.89 = 42,251.52 : x
2. Step 2: Convert to fraction form
   112,371.60/168,563.89 = 42,251.52/x
3. Step 3: Cross multiply
   112,371.60x = 168,563.89 × 42,251.52
4. Step 4: Simplify right side
   112,371.60x = 7,122,081,016.88
5. Step 5: Solve for x
   x = 7,122,081,016.88/112,371.60
6. Step 6: Final answer
   x = 63,379.72