Finding the Fourth Proportional to 79,078.16, 109,172.98 and 52,298.35

Step by Step Solution

1. Step 1: Write the proportion equation
   79,078.16 : 109,172.98 = 52,298.35 : x
2. Step 2: Convert to fraction form
   79,078.16/109,172.98 = 52,298.35/x
3. Step 3: Cross multiply
   79,078.16x = 109,172.98 × 52,298.35
4. Step 4: Simplify right side
   79,078.16x = 5,709,566,718.58
5. Step 5: Solve for x
   x = 5,709,566,718.58/79,078.16
6. Step 6: Final answer
   x = 72,201.56