Finding the Third Proportional to 1,355,490 and 1,807,119

Step by Step Solution

1. Step 1: Write the proportion equation
   1,355,490 : 1,807,119 = 1,807,119 : x
2. Step 2: Convert to fraction form
   1,355,490/1,807,119 = 1,807,119/x
3. Step 3: Cross multiply
   1,355,490x = 1,807,119 × 1,807,119
4. Step 4: Simplify right side
   1,355,490x = 3,265,679,080,161
5. Step 5: Solve for x
   x = 3,265,679,080,161/1,355,490
6. Step 6: Final answer
   x = 2,409,224.03