Finding the Third Proportional to 3,445,870 and 5,069,288

Step by Step Solution

1. Step 1: Write the proportion equation
   3,445,870 : 5,069,288 = 5,069,288 : x
2. Step 2: Convert to fraction form
   3,445,870/5,069,288 = 5,069,288/x
3. Step 3: Cross multiply
   3,445,870x = 5,069,288 × 5,069,288
4. Step 4: Simplify right side
   3,445,870x = 25,697,680,826,944
5. Step 5: Solve for x
   x = 25,697,680,826,944/3,445,870
6. Step 6: Final answer
   x = 7,457,530.56