Finding the Third Proportional to 74,659,320 and 162,994,981.50

Step by Step Solution

1. Step 1: Write the proportion equation
   74,659,320 : 162,994,981.50 = 162,994,981.50 : x
2. Step 2: Convert to fraction form
   74,659,320/162,994,981.50 = 162,994,981.50/x
3. Step 3: Cross multiply
   74,659,320x = 162,994,981.50 × 162,994,981.50
4. Step 4: Simplify right side
   74,659,320x = 26,567,363,994,185,344
5. Step 5: Solve for x
   x = 26,567,363,994,185,344/74,659,320
6. Step 6: Final answer
   x = 355,847,923.53