Finding the Third Proportional to 1,939,143 and 4,188,030

Step by Step Solution

1. Step 1: Write the proportion equation
   1,939,143 : 4,188,030 = 4,188,030 : x
2. Step 2: Convert to fraction form
   1,939,143/4,188,030 = 4,188,030/x
3. Step 3: Cross multiply
   1,939,143x = 4,188,030 × 4,188,030
4. Step 4: Simplify right side
   1,939,143x = 17,539,595,280,900
5. Step 5: Solve for x
   x = 17,539,595,280,900/1,939,143
6. Step 6: Final answer
   x = 9,045,024.16