Finding the Fourth Proportional to 112,775.46, 155,626.25 and 67,429.88

Step by Step Solution

1. Step 1: Write the proportion equation
   112,775.46 : 155,626.25 = 67,429.88 : x
2. Step 2: Convert to fraction form
   112,775.46/155,626.25 = 67,429.88/x
3. Step 3: Cross multiply
   112,775.46x = 155,626.25 × 67,429.88
4. Step 4: Simplify right side
   112,775.46x = 10,493,858,830.67
5. Step 5: Solve for x
   x = 10,493,858,830.67/112,775.46
6. Step 6: Final answer
   x = 93,050.91