Finding the Third Proportional to 1,078,915 and 1,610,985

Step by Step Solution

1. Step 1: Write the proportion equation
   1,078,915 : 1,610,985 = 1,610,985 : x
2. Step 2: Convert to fraction form
   1,078,915/1,610,985 = 1,610,985/x
3. Step 3: Cross multiply
   1,078,915x = 1,610,985 × 1,610,985
4. Step 4: Simplify right side
   1,078,915x = 2,595,272,670,225
5. Step 5: Solve for x
   x = 2,595,272,670,225/1,078,915
6. Step 6: Final answer
   x = 2,405,446.83