Finding the Third Proportional to 1,508,316 and 2,109,840

Step by Step Solution

1. Step 1: Write the proportion equation
   1,508,316 : 2,109,840 = 2,109,840 : x
2. Step 2: Convert to fraction form
   1,508,316/2,109,840 = 2,109,840/x
3. Step 3: Cross multiply
   1,508,316x = 2,109,840 × 2,109,840
4. Step 4: Simplify right side
   1,508,316x = 4,451,424,825,600
5. Step 5: Solve for x
   x = 4,451,424,825,600/1,508,316
6. Step 6: Final answer
   x = 2,951,254.79