Finding the Third Proportional to 611,851.50 and 1,439,955

Step by Step Solution

1. Step 1: Write the proportion equation
   611,851.50 : 1,439,955 = 1,439,955 : x
2. Step 2: Convert to fraction form
   611,851.50/1,439,955 = 1,439,955/x
3. Step 3: Cross multiply
   611,851.50x = 1,439,955 × 1,439,955
4. Step 4: Simplify right side
   611,851.50x = 2,073,470,402,025
5. Step 5: Solve for x
   x = 2,073,470,402,025/611,851.50
6. Step 6: Final answer
   x = 3,388,845.83