Finding the Third Proportional to 1,605,600 and 2,186,946

Step by Step Solution

1. Step 1: Write the proportion equation
   1,605,600 : 2,186,946 = 2,186,946 : x
2. Step 2: Convert to fraction form
   1,605,600/2,186,946 = 2,186,946/x
3. Step 3: Cross multiply
   1,605,600x = 2,186,946 × 2,186,946
4. Step 4: Simplify right side
   1,605,600x = 4,782,732,806,916
5. Step 5: Solve for x
   x = 4,782,732,806,916/1,605,600
6. Step 6: Final answer
   x = 2,978,782.27