Finding the Third Proportional to 1,575,145 and 3,435,370

Step by Step Solution

1. Step 1: Write the proportion equation
   1,575,145 : 3,435,370 = 3,435,370 : x
2. Step 2: Convert to fraction form
   1,575,145/3,435,370 = 3,435,370/x
3. Step 3: Cross multiply
   1,575,145x = 3,435,370 × 3,435,370
4. Step 4: Simplify right side
   1,575,145x = 11,801,767,036,900
5. Step 5: Solve for x
   x = 11,801,767,036,900/1,575,145
6. Step 6: Final answer
   x = 7,492,495.63