Finding the Third Proportional to 2,356,218 and 5,088,420

Step by Step Solution

1. Step 1: Write the proportion equation
   2,356,218 : 5,088,420 = 5,088,420 : x
2. Step 2: Convert to fraction form
   2,356,218/5,088,420 = 5,088,420/x
3. Step 3: Cross multiply
   2,356,218x = 5,088,420 × 5,088,420
4. Step 4: Simplify right side
   2,356,218x = 25,892,018,096,400
5. Step 5: Solve for x
   x = 25,892,018,096,400/2,356,218
6. Step 6: Final answer
   x = 10,988,804.13