Finding the Third Proportional to 1,402,396 and 3,070,144

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402,396 : 3,070,144 = 3,070,144 : x
2. Step 2: Convert to fraction form
   1,402,396/3,070,144 = 3,070,144/x
3. Step 3: Cross multiply
   1,402,396x = 3,070,144 × 3,070,144
4. Step 4: Simplify right side
   1,402,396x = 9,425,784,180,736
5. Step 5: Solve for x
   x = 9,425,784,180,736/1,402,396
6. Step 6: Final answer
   x = 6,721,200.13