Finding the Third Proportional to 30,205.50 and 68,244.38

Step by Step Solution

1. Step 1: Write the proportion equation
   30,205.50 : 68,244.38 = 68,244.38 : x
2. Step 2: Convert to fraction form
   30,205.50/68,244.38 = 68,244.38/x
3. Step 3: Cross multiply
   30,205.50x = 68,244.38 × 68,244.38
4. Step 4: Simplify right side
   30,205.50x = 4,657,294,719.14
5. Step 5: Solve for x
   x = 4,657,294,719.14/30,205.50
6. Step 6: Final answer
   x = 154,186.98