Finding the Third Proportional to 1,243,502 and 1,901,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,243,502 : 1,901,340 = 1,901,340 : x
2. Step 2: Convert to fraction form
   1,243,502/1,901,340 = 1,901,340/x
3. Step 3: Cross multiply
   1,243,502x = 1,901,340 × 1,901,340
4. Step 4: Simplify right side
   1,243,502x = 3,615,093,795,600
5. Step 5: Solve for x
   x = 3,615,093,795,600/1,243,502
6. Step 6: Final answer
   x = 2,907,187.76