Finding the Third Proportional to 866,554 and 1,870,119

Step by Step Solution

1. Step 1: Write the proportion equation
   866,554 : 1,870,119 = 1,870,119 : x
2. Step 2: Convert to fraction form
   866,554/1,870,119 = 1,870,119/x
3. Step 3: Cross multiply
   866,554x = 1,870,119 × 1,870,119
4. Step 4: Simplify right side
   866,554x = 3,497,345,074,161
5. Step 5: Solve for x
   x = 3,497,345,074,161/866,554
6. Step 6: Final answer
   x = 4,035,922.83