Finding the Fourth Proportional to 79,196.63, 118,794.89 and 31,811.69

Step by Step Solution

1. Step 1: Write the proportion equation
   79,196.63 : 118,794.89 = 31,811.69 : x
2. Step 2: Convert to fraction form
   79,196.63/118,794.89 = 31,811.69/x
3. Step 3: Cross multiply
   79,196.63x = 118,794.89 × 31,811.69
4. Step 4: Simplify right side
   79,196.63x = 3,779,065,461.23
5. Step 5: Solve for x
   x = 3,779,065,461.23/79,196.63
6. Step 6: Final answer
   x = 47,717.51