Finding the Third Proportional to 2,218,374 and 4,773,000

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,374 : 4,773,000 = 4,773,000 : x
2. Step 2: Convert to fraction form
   2,218,374/4,773,000 = 4,773,000/x
3. Step 3: Cross multiply
   2,218,374x = 4,773,000 × 4,773,000
4. Step 4: Simplify right side
   2,218,374x = 22,781,529,000,000
5. Step 5: Solve for x
   x = 22,781,529,000,000/2,218,374
6. Step 6: Final answer
   x = 10,269,471.69