Finding the Fourth Proportional to 112,613.83, 155,380.98 and 67,306.48

Step by Step Solution

1. Step 1: Write the proportion equation
   112,613.83 : 155,380.98 = 67,306.48 : x
2. Step 2: Convert to fraction form
   112,613.83/155,380.98 = 67,306.48/x
3. Step 3: Cross multiply
   112,613.83x = 155,380.98 × 67,306.48
4. Step 4: Simplify right side
   112,613.83x = 10,458,146,822.75
5. Step 5: Solve for x
   x = 10,458,146,822.75/112,613.83
6. Step 6: Final answer
   x = 92,867.34