Finding the Third Proportional to 505,376 and 1,099,840

Step by Step Solution

1. Step 1: Write the proportion equation
   505,376 : 1,099,840 = 1,099,840 : x
2. Step 2: Convert to fraction form
   505,376/1,099,840 = 1,099,840/x
3. Step 3: Cross multiply
   505,376x = 1,099,840 × 1,099,840
4. Step 4: Simplify right side
   505,376x = 1,209,648,025,600
5. Step 5: Solve for x
   x = 1,209,648,025,600/505,376
6. Step 6: Final answer
   x = 2,393,560.49