Finding the Third Proportional to 1,429,504 and 2,211,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,429,504 : 2,211,432 = 2,211,432 : x
2. Step 2: Convert to fraction form
   1,429,504/2,211,432 = 2,211,432/x
3. Step 3: Cross multiply
   1,429,504x = 2,211,432 × 2,211,432
4. Step 4: Simplify right side
   1,429,504x = 4,890,431,490,624
5. Step 5: Solve for x
   x = 4,890,431,490,624/1,429,504
6. Step 6: Final answer
   x = 3,421,068.77