Finding the Third Proportional to 3,666,342 and 5,387,246

Step by Step Solution

1. Step 1: Write the proportion equation
   3,666,342 : 5,387,246 = 5,387,246 : x
2. Step 2: Convert to fraction form
   3,666,342/5,387,246 = 5,387,246/x
3. Step 3: Cross multiply
   3,666,342x = 5,387,246 × 5,387,246
4. Step 4: Simplify right side
   3,666,342x = 29,022,419,464,516
5. Step 5: Solve for x
   x = 29,022,419,464,516/3,666,342
6. Step 6: Final answer
   x = 7,915,906.23