Finding the Third Proportional to 597,928 and 1,290,248

Step by Step Solution

1. Step 1: Write the proportion equation
   597,928 : 1,290,248 = 1,290,248 : x
2. Step 2: Convert to fraction form
   597,928/1,290,248 = 1,290,248/x
3. Step 3: Cross multiply
   597,928x = 1,290,248 × 1,290,248
4. Step 4: Simplify right side
   597,928x = 1,664,739,901,504
5. Step 5: Solve for x
   x = 1,664,739,901,504/597,928
6. Step 6: Final answer
   x = 2,784,181.21