Finding the Third Proportional to 67,036,492 and 143,993,948

Step by Step Solution

1. Step 1: Write the proportion equation
   67,036,492 : 143,993,948 = 143,993,948 : x
2. Step 2: Convert to fraction form
   67,036,492/143,993,948 = 143,993,948/x
3. Step 3: Cross multiply
   67,036,492x = 143,993,948 × 143,993,948
4. Step 4: Simplify right side
   67,036,492x = 20,734,257,060,626,704
5. Step 5: Solve for x
   x = 20,734,257,060,626,704/67,036,492
6. Step 6: Final answer
   x = 309,298,062.03