Finding the Third Proportional to 2,172,548 and 4,773,064

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,548 : 4,773,064 = 4,773,064 : x
2. Step 2: Convert to fraction form
   2,172,548/4,773,064 = 4,773,064/x
3. Step 3: Cross multiply
   2,172,548x = 4,773,064 × 4,773,064
4. Step 4: Simplify right side
   2,172,548x = 22,782,139,948,096
5. Step 5: Solve for x
   x = 22,782,139,948,096/2,172,548
6. Step 6: Final answer
   x = 10,486,368.98