Finding the Third Proportional to 866,560 and 1,870,131

Step by Step Solution

1. Step 1: Write the proportion equation
   866,560 : 1,870,131 = 1,870,131 : x
2. Step 2: Convert to fraction form
   866,560/1,870,131 = 1,870,131/x
3. Step 3: Cross multiply
   866,560x = 1,870,131 × 1,870,131
4. Step 4: Simplify right side
   866,560x = 3,497,389,957,161
5. Step 5: Solve for x
   x = 3,497,389,957,161/866,560
6. Step 6: Final answer
   x = 4,035,946.68