Finding the Third Proportional to 1,350,536 and 3,155,156

Step by Step Solution

1. Step 1: Write the proportion equation
   1,350,536 : 3,155,156 = 3,155,156 : x
2. Step 2: Convert to fraction form
   1,350,536/3,155,156 = 3,155,156/x
3. Step 3: Cross multiply
   1,350,536x = 3,155,156 × 3,155,156
4. Step 4: Simplify right side
   1,350,536x = 9,955,009,384,336
5. Step 5: Solve for x
   x = 9,955,009,384,336/1,350,536
6. Step 6: Final answer
   x = 7,371,154.40