Finding the Third Proportional to 1,575,396 and 3,457,134

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575,396 : 3,457,134 = 3,457,134 : x
2. Step 2: Convert to fraction form
   1,575,396/3,457,134 = 3,457,134/x
3. Step 3: Cross multiply
   1,575,396x = 3,457,134 × 3,457,134
4. Step 4: Simplify right side
   1,575,396x = 11,951,775,493,956
5. Step 5: Solve for x
   x = 11,951,775,493,956/1,575,396
6. Step 6: Final answer
   x = 7,586,521.42