Finding the Fourth Proportional to 79,091.12, 109,144.92 and 45,105.14

Step by Step Solution

1. Step 1: Write the proportion equation
   79,091.12 : 109,144.92 = 45,105.14 : x
2. Step 2: Convert to fraction form
   79,091.12/109,144.92 = 45,105.14/x
3. Step 3: Cross multiply
   79,091.12x = 109,144.92 × 45,105.14
4. Step 4: Simplify right side
   79,091.12x = 4,922,996,896.89
5. Step 5: Solve for x
   x = 4,922,996,896.89/79,091.12
6. Step 6: Final answer
   x = 62,244.62