Finding the Third Proportional to 35,746,398 and 76,372,640

Step by Step Solution

1. Step 1: Write the proportion equation
   35,746,398 : 76,372,640 = 76,372,640 : x
2. Step 2: Convert to fraction form
   35,746,398/76,372,640 = 76,372,640/x
3. Step 3: Cross multiply
   35,746,398x = 76,372,640 × 76,372,640
4. Step 4: Simplify right side
   35,746,398x = 5,832,780,140,569,600
5. Step 5: Solve for x
   x = 5,832,780,140,569,600/35,746,398
6. Step 6: Final answer
   x = 163,171,129.59