Finding the Fourth Proportional to 79,964.52, 110,817.83 and 78,837

Step by Step Solution

1. Step 1: Write the proportion equation
   79,964.52 : 110,817.83 = 78,837 : x
2. Step 2: Convert to fraction form
   79,964.52/110,817.83 = 78,837/x
3. Step 3: Cross multiply
   79,964.52x = 110,817.83 × 78,837
4. Step 4: Simplify right side
   79,964.52x = 8,736,544,869.53
5. Step 5: Solve for x
   x = 8,736,544,869.53/79,964.52
6. Step 6: Final answer
   x = 109,255.27