Finding the Third Proportional to 1,570,231 and 3,450,123

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,231 : 3,450,123 = 3,450,123 : x
2. Step 2: Convert to fraction form
   1,570,231/3,450,123 = 3,450,123/x
3. Step 3: Cross multiply
   1,570,231x = 3,450,123 × 3,450,123
4. Step 4: Simplify right side
   1,570,231x = 11,903,348,715,129
5. Step 5: Solve for x
   x = 11,903,348,715,129/1,570,231
6. Step 6: Final answer
   x = 7,580,635.41