Finding the Third Proportional to 1,553,076 and 3,181,436

Step by Step Solution

1. Step 1: Write the proportion equation
   1,553,076 : 3,181,436 = 3,181,436 : x
2. Step 2: Convert to fraction form
   1,553,076/3,181,436 = 3,181,436/x
3. Step 3: Cross multiply
   1,553,076x = 3,181,436 × 3,181,436
4. Step 4: Simplify right side
   1,553,076x = 10,121,535,022,096
5. Step 5: Solve for x
   x = 10,121,535,022,096/1,553,076
6. Step 6: Final answer
   x = 6,517,089.33