Finding the Fourth Proportional to 112,314.82, 168,471.55 and 28,074.56

Step by Step Solution

1. Step 1: Write the proportion equation
   112,314.82 : 168,471.55 = 28,074.56 : x
2. Step 2: Convert to fraction form
   112,314.82/168,471.55 = 28,074.56/x
3. Step 3: Cross multiply
   112,314.82x = 168,471.55 × 28,074.56
4. Step 4: Simplify right side
   112,314.82x = 4,729,764,638.77
5. Step 5: Solve for x
   x = 4,729,764,638.77/112,314.82
6. Step 6: Final answer
   x = 42,111.67