Finding the Fourth Proportional to 79,814.92, 119,757.18 and 42,835.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,814.92 : 119,757.18 = 42,835.72 : x
2. Step 2: Convert to fraction form
   79,814.92/119,757.18 = 42,835.72/x
3. Step 3: Cross multiply
   79,814.92x = 119,757.18 × 42,835.72
4. Step 4: Simplify right side
   79,814.92x = 5,129,885,030.47
5. Step 5: Solve for x
   x = 5,129,885,030.47/79,814.92
6. Step 6: Final answer
   x = 64,272.26