Finding the Fourth Proportional to 79,354.10, 119,064.55 and 49,393.40

Step by Step Solution

1. Step 1: Write the proportion equation
   79,354.10 : 119,064.55 = 49,393.40 : x
2. Step 2: Convert to fraction form
   79,354.10/119,064.55 = 49,393.40/x
3. Step 3: Cross multiply
   79,354.10x = 119,064.55 × 49,393.40
4. Step 4: Simplify right side
   79,354.10x = 5,881,002,987.51
5. Step 5: Solve for x
   x = 5,881,002,987.51/79,354.10
6. Step 6: Final answer
   x = 74,110.89