Finding the Third Proportional to 1,359,560 and 3,175,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359,560 : 3,175,340 = 3,175,340 : x
2. Step 2: Convert to fraction form
   1,359,560/3,175,340 = 3,175,340/x
3. Step 3: Cross multiply
   1,359,560x = 3,175,340 × 3,175,340
4. Step 4: Simplify right side
   1,359,560x = 10,082,784,115,600
5. Step 5: Solve for x
   x = 10,082,784,115,600/1,359,560
6. Step 6: Final answer
   x = 7,416,211.21