Finding the Third Proportional to 1,861,251 and 2,986,236

Step by Step Solution

1. Step 1: Write the proportion equation
   1,861,251 : 2,986,236 = 2,986,236 : x
2. Step 2: Convert to fraction form
   1,861,251/2,986,236 = 2,986,236/x
3. Step 3: Cross multiply
   1,861,251x = 2,986,236 × 2,986,236
4. Step 4: Simplify right side
   1,861,251x = 8,917,605,447,696
5. Step 5: Solve for x
   x = 8,917,605,447,696/1,861,251
6. Step 6: Final answer
   x = 4,791,189.07