Finding the Fourth Proportional to 146,284.50, 201,872.61 and 79,216.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,284.50 : 201,872.61 = 79,216.50 : x
2. Step 2: Convert to fraction form
   146,284.50/201,872.61 = 79,216.50/x
3. Step 3: Cross multiply
   146,284.50x = 201,872.61 × 79,216.50
4. Step 4: Simplify right side
   146,284.50x = 15,991,641,610.07
5. Step 5: Solve for x
   x = 15,991,641,610.07/146,284.50
6. Step 6: Final answer
   x = 109,318.77