Finding the Fourth Proportional to 79,355.10, 119,066.05 and 49,394.40

Step by Step Solution

1. Step 1: Write the proportion equation
   79,355.10 : 119,066.05 = 49,394.40 : x
2. Step 2: Convert to fraction form
   79,355.10/119,066.05 = 49,394.40/x
3. Step 3: Cross multiply
   79,355.10x = 119,066.05 × 49,394.40
4. Step 4: Simplify right side
   79,355.10x = 5,881,196,100.12
5. Step 5: Solve for x
   x = 5,881,196,100.12/79,355.10
6. Step 6: Final answer
   x = 74,112.39