Finding the Third Proportional to 3,427,308 and 7,390,215

Step by Step Solution

1. Step 1: Write the proportion equation
   3,427,308 : 7,390,215 = 7,390,215 : x
2. Step 2: Convert to fraction form
   3,427,308/7,390,215 = 7,390,215/x
3. Step 3: Cross multiply
   3,427,308x = 7,390,215 × 7,390,215
4. Step 4: Simplify right side
   3,427,308x = 54,615,277,746,225
5. Step 5: Solve for x
   x = 54,615,277,746,225/3,427,308
6. Step 6: Final answer
   x = 15,935,328.18