Finding the Fourth Proportional to 79,091.01, 109,144.74 and 45,105.03

Step by Step Solution

1. Step 1: Write the proportion equation
   79,091.01 : 109,144.74 = 45,105.03 : x
2. Step 2: Convert to fraction form
   79,091.01/109,144.74 = 45,105.03/x
3. Step 3: Cross multiply
   79,091.01x = 109,144.74 × 45,105.03
4. Step 4: Simplify right side
   79,091.01x = 4,922,976,772.04
5. Step 5: Solve for x
   x = 4,922,976,772.04/79,091.01
6. Step 6: Final answer
   x = 62,244.45