Finding the Fourth Proportional to 79,200.65, 109,296.89 and 47,377.07

Step by Step Solution

1. Step 1: Write the proportion equation
   79,200.65 : 109,296.89 = 47,377.07 : x
2. Step 2: Convert to fraction form
   79,200.65/109,296.89 = 47,377.07/x
3. Step 3: Cross multiply
   79,200.65x = 109,296.89 × 47,377.07
4. Step 4: Simplify right side
   79,200.65x = 5,178,165,624.94
5. Step 5: Solve for x
   x = 5,178,165,624.94/79,200.65
6. Step 6: Final answer
   x = 65,380.35