Finding the Third Proportional to 1,139,402 and 1,763,690

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,402 : 1,763,690 = 1,763,690 : x
2. Step 2: Convert to fraction form
   1,139,402/1,763,690 = 1,763,690/x
3. Step 3: Cross multiply
   1,139,402x = 1,763,690 × 1,763,690
4. Step 4: Simplify right side
   1,139,402x = 3,110,602,416,100
5. Step 5: Solve for x
   x = 3,110,602,416,100/1,139,402
6. Step 6: Final answer
   x = 2,730,030.68