Finding the Fourth Proportional to 79,116.18, 118,637.37 and 45,845.79

Step by Step Solution

1. Step 1: Write the proportion equation
   79,116.18 : 118,637.37 = 45,845.79 : x
2. Step 2: Convert to fraction form
   79,116.18/118,637.37 = 45,845.79/x
3. Step 3: Cross multiply
   79,116.18x = 118,637.37 × 45,845.79
4. Step 4: Simplify right side
   79,116.18x = 5,439,023,951.17
5. Step 5: Solve for x
   x = 5,439,023,951.17/79,116.18
6. Step 6: Final answer
   x = 68,747.30