Finding the Third Proportional to 1,578,152 and 3,451,615

Step by Step Solution

1. Step 1: Write the proportion equation
   1,578,152 : 3,451,615 = 3,451,615 : x
2. Step 2: Convert to fraction form
   1,578,152/3,451,615 = 3,451,615/x
3. Step 3: Cross multiply
   1,578,152x = 3,451,615 × 3,451,615
4. Step 4: Simplify right side
   1,578,152x = 11,913,646,108,225
5. Step 5: Solve for x
   x = 11,913,646,108,225/1,578,152
6. Step 6: Final answer
   x = 7,549,111.94