Finding the Third Proportional to 72,183,919.50 and 155,873,443.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,183,919.50 : 155,873,443.50 = 155,873,443.50 : x
2. Step 2: Convert to fraction form
   72,183,919.50/155,873,443.50 = 155,873,443.50/x
3. Step 3: Cross multiply
   72,183,919.50x = 155,873,443.50 × 155,873,443.50
4. Step 4: Simplify right side
   72,183,919.50x = 24,296,530,388,547,692
5. Step 5: Solve for x
   x = 24,296,530,388,547,692/72,183,919.50
6. Step 6: Final answer
   x = 336,592,007.71