Finding the Third Proportional to 1,390,214 and 3,046,148

Step by Step Solution

1. Step 1: Write the proportion equation
   1,390,214 : 3,046,148 = 3,046,148 : x
2. Step 2: Convert to fraction form
   1,390,214/3,046,148 = 3,046,148/x
3. Step 3: Cross multiply
   1,390,214x = 3,046,148 × 3,046,148
4. Step 4: Simplify right side
   1,390,214x = 9,279,017,637,904
5. Step 5: Solve for x
   x = 9,279,017,637,904/1,390,214
6. Step 6: Final answer
   x = 6,674,524.67