Finding the Third Proportional to 1,340,248 and 2,890,432

Step by Step Solution

1. Step 1: Write the proportion equation
   1,340,248 : 2,890,432 = 2,890,432 : x
2. Step 2: Convert to fraction form
   1,340,248/2,890,432 = 2,890,432/x
3. Step 3: Cross multiply
   1,340,248x = 2,890,432 × 2,890,432
4. Step 4: Simplify right side
   1,340,248x = 8,354,597,146,624
5. Step 5: Solve for x
   x = 8,354,597,146,624/1,340,248
6. Step 6: Final answer
   x = 6,233,620.31