Finding the Third Proportional to 5,490,024 and 8,328,348

Step by Step Solution

1. Step 1: Write the proportion equation
   5,490,024 : 8,328,348 = 8,328,348 : x
2. Step 2: Convert to fraction form
   5,490,024/8,328,348 = 8,328,348/x
3. Step 3: Cross multiply
   5,490,024x = 8,328,348 × 8,328,348
4. Step 4: Simplify right side
   5,490,024x = 69,361,380,409,104
5. Step 5: Solve for x
   x = 69,361,380,409,104/5,490,024
6. Step 6: Final answer
   x = 12,634,075.99