Finding the Fourth Proportional to 131,079.83, 196,196.87 and 67,812.84

Step by Step Solution

1. Step 1: Write the proportion equation
   131,079.83 : 196,196.87 = 67,812.84 : x
2. Step 2: Convert to fraction form
   131,079.83/196,196.87 = 67,812.84/x
3. Step 3: Cross multiply
   131,079.83x = 196,196.87 × 67,812.84
4. Step 4: Simplify right side
   131,079.83x = 13,304,666,614.75
5. Step 5: Solve for x
   x = 13,304,666,614.75/131,079.83
6. Step 6: Final answer
   x = 101,500.49