Finding the Fourth Proportional to 79,884.29, 119,818.23 and 42,404.57

Step by Step Solution

1. Step 1: Write the proportion equation
   79,884.29 : 119,818.23 = 42,404.57 : x
2. Step 2: Convert to fraction form
   79,884.29/119,818.23 = 42,404.57/x
3. Step 3: Cross multiply
   79,884.29x = 119,818.23 × 42,404.57
4. Step 4: Simplify right side
   79,884.29x = 5,080,840,886.50
5. Step 5: Solve for x
   x = 5,080,840,886.50/79,884.29
6. Step 6: Final answer
   x = 63,602.51