Finding the Fourth Proportional to 80,443.02, 110,995.20 and 48,613.68

Step by Step Solution

1. Step 1: Write the proportion equation
   80,443.02 : 110,995.20 = 48,613.68 : x
2. Step 2: Convert to fraction form
   80,443.02/110,995.20 = 48,613.68/x
3. Step 3: Cross multiply
   80,443.02x = 110,995.20 × 48,613.68
4. Step 4: Simplify right side
   80,443.02x = 5,395,885,134.34
5. Step 5: Solve for x
   x = 5,395,885,134.34/80,443.02
6. Step 6: Final answer
   x = 67,077.11