Finding the Third Proportional to 1,339,918 and 2,920,352

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339,918 : 2,920,352 = 2,920,352 : x
2. Step 2: Convert to fraction form
   1,339,918/2,920,352 = 2,920,352/x
3. Step 3: Cross multiply
   1,339,918x = 2,920,352 × 2,920,352
4. Step 4: Simplify right side
   1,339,918x = 8,528,455,803,904
5. Step 5: Solve for x
   x = 8,528,455,803,904/1,339,918
6. Step 6: Final answer
   x = 6,364,908.75