Finding the Third Proportional to 1,865,595 and 4,123,230

Step by Step Solution

1. Step 1: Write the proportion equation
   1,865,595 : 4,123,230 = 4,123,230 : x
2. Step 2: Convert to fraction form
   1,865,595/4,123,230 = 4,123,230/x
3. Step 3: Cross multiply
   1,865,595x = 4,123,230 × 4,123,230
4. Step 4: Simplify right side
   1,865,595x = 17,001,025,632,900
5. Step 5: Solve for x
   x = 17,001,025,632,900/1,865,595
6. Step 6: Final answer
   x = 9,112,924.10