Finding the Third Proportional to 155,201,184 and 215,792,748

Step by Step Solution

1. Step 1: Write the proportion equation
   155,201,184 : 215,792,748 = 215,792,748 : x
2. Step 2: Convert to fraction form
   155,201,184/215,792,748 = 215,792,748/x
3. Step 3: Cross multiply
   155,201,184x = 215,792,748 × 215,792,748
4. Step 4: Simplify right side
   155,201,184x = 46,566,510,089,391,504
5. Step 5: Solve for x
   x = 46,566,510,089,391,504/155,201,184
6. Step 6: Final answer
   x = 300,039,657.49