Finding the Fourth Proportional to 79,189.59, 118,670.72 and 47,612.55

Step by Step Solution

1. Step 1: Write the proportion equation
   79,189.59 : 118,670.72 = 47,612.55 : x
2. Step 2: Convert to fraction form
   79,189.59/118,670.72 = 47,612.55/x
3. Step 3: Cross multiply
   79,189.59x = 118,670.72 × 47,612.55
4. Step 4: Simplify right side
   79,189.59x = 5,650,215,351.47
5. Step 5: Solve for x
   x = 5,650,215,351.47/79,189.59
6. Step 6: Final answer
   x = 71,350.48