Finding the Fourth Proportional to 141,861.81, 212,843.52 and 60,774.81

Step by Step Solution

1. Step 1: Write the proportion equation
   141,861.81 : 212,843.52 = 60,774.81 : x
2. Step 2: Convert to fraction form
   141,861.81/212,843.52 = 60,774.81/x
3. Step 3: Cross multiply
   141,861.81x = 212,843.52 × 60,774.81
4. Step 4: Simplify right side
   141,861.81x = 12,935,524,487.73
5. Step 5: Solve for x
   x = 12,935,524,487.73/141,861.81
6. Step 6: Final answer
   x = 91,183.98