Finding the Third Proportional to 72,184,446 and 155,874,510

Step by Step Solution

1. Step 1: Write the proportion equation
   72,184,446 : 155,874,510 = 155,874,510 : x
2. Step 2: Convert to fraction form
   72,184,446/155,874,510 = 155,874,510/x
3. Step 3: Cross multiply
   72,184,446x = 155,874,510 × 155,874,510
4. Step 4: Simplify right side
   72,184,446x = 24,296,862,867,740,100
5. Step 5: Solve for x
   x = 24,296,862,867,740,100/72,184,446
6. Step 6: Final answer
   x = 336,594,158.63