Finding the Third Proportional to 872,074 and 1,870,236

Step by Step Solution

1. Step 1: Write the proportion equation
   872,074 : 1,870,236 = 1,870,236 : x
2. Step 2: Convert to fraction form
   872,074/1,870,236 = 1,870,236/x
3. Step 3: Cross multiply
   872,074x = 1,870,236 × 1,870,236
4. Step 4: Simplify right side
   872,074x = 3,497,782,695,696
5. Step 5: Solve for x
   x = 3,497,782,695,696/872,074
6. Step 6: Final answer
   x = 4,010,878.32