Finding the Fourth Proportional to 146,410.50, 202,046.50 and 79,342.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,410.50 : 202,046.50 = 79,342.50 : x
2. Step 2: Convert to fraction form
   146,410.50/202,046.50 = 79,342.50/x
3. Step 3: Cross multiply
   146,410.50x = 202,046.50 × 79,342.50
4. Step 4: Simplify right side
   146,410.50x = 16,030,874,426.25
5. Step 5: Solve for x
   x = 16,030,874,426.25/146,410.50
6. Step 6: Final answer
   x = 109,492.66