Finding the Third Proportional to 1,415,187 and 2,990,106

Step by Step Solution

1. Step 1: Write the proportion equation
   1,415,187 : 2,990,106 = 2,990,106 : x
2. Step 2: Convert to fraction form
   1,415,187/2,990,106 = 2,990,106/x
3. Step 3: Cross multiply
   1,415,187x = 2,990,106 × 2,990,106
4. Step 4: Simplify right side
   1,415,187x = 8,940,733,891,236
5. Step 5: Solve for x
   x = 8,940,733,891,236/1,415,187
6. Step 6: Final answer
   x = 6,317,704.93