Finding the Fourth Proportional to 146,733.50, 202,492.50 and 79,665.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,733.50 : 202,492.50 = 79,665.50 : x
2. Step 2: Convert to fraction form
   146,733.50/202,492.50 = 79,665.50/x
3. Step 3: Cross multiply
   146,733.50x = 202,492.50 × 79,665.50
4. Step 4: Simplify right side
   146,733.50x = 16,131,666,258.75
5. Step 5: Solve for x
   x = 16,131,666,258.75/146,733.50
6. Step 6: Final answer
   x = 109,938.54