Finding the Third Proportional to 1,669,126 and 3,604,328

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669,126 : 3,604,328 = 3,604,328 : x
2. Step 2: Convert to fraction form
   1,669,126/3,604,328 = 3,604,328/x
3. Step 3: Cross multiply
   1,669,126x = 3,604,328 × 3,604,328
4. Step 4: Simplify right side
   1,669,126x = 12,991,180,331,584
5. Step 5: Solve for x
   x = 12,991,180,331,584/1,669,126
6. Step 6: Final answer
   x = 7,783,223.27