Finding the Third Proportional to 2,403,340 and 5,147,840

Step by Step Solution

1. Step 1: Write the proportion equation
   2,403,340 : 5,147,840 = 5,147,840 : x
2. Step 2: Convert to fraction form
   2,403,340/5,147,840 = 5,147,840/x
3. Step 3: Cross multiply
   2,403,340x = 5,147,840 × 5,147,840
4. Step 4: Simplify right side
   2,403,340x = 26,500,256,665,600
5. Step 5: Solve for x
   x = 26,500,256,665,600/2,403,340
6. Step 6: Final answer
   x = 11,026,428.50