Finding the Third Proportional to 1,570,239 and 3,450,139

Step by Step Solution

1. Step 1: Write the proportion equation
   1,570,239 : 3,450,139 = 3,450,139 : x
2. Step 2: Convert to fraction form
   1,570,239/3,450,139 = 3,450,139/x
3. Step 3: Cross multiply
   1,570,239x = 3,450,139 × 3,450,139
4. Step 4: Simplify right side
   1,570,239x = 11,903,459,119,321
5. Step 5: Solve for x
   x = 11,903,459,119,321/1,570,239
6. Step 6: Final answer
   x = 7,580,667.10