Finding the Fourth Proportional to 131,096.10, 196,631.18 and 52,189.14

Step by Step Solution

1. Step 1: Write the proportion equation
   131,096.10 : 196,631.18 = 52,189.14 : x
2. Step 2: Convert to fraction form
   131,096.10/196,631.18 = 52,189.14/x
3. Step 3: Cross multiply
   131,096.10x = 196,631.18 × 52,189.14
4. Step 4: Simplify right side
   131,096.10x = 10,262,012,181.39
5. Step 5: Solve for x
   x = 10,262,012,181.39/131,096.10
6. Step 6: Final answer
   x = 78,278.55