Finding the Third Proportional to 1,388,234 and 2,099,835

Step by Step Solution

1. Step 1: Write the proportion equation
   1,388,234 : 2,099,835 = 2,099,835 : x
2. Step 2: Convert to fraction form
   1,388,234/2,099,835 = 2,099,835/x
3. Step 3: Cross multiply
   1,388,234x = 2,099,835 × 2,099,835
4. Step 4: Simplify right side
   1,388,234x = 4,409,307,027,225
5. Step 5: Solve for x
   x = 4,409,307,027,225/1,388,234
6. Step 6: Final answer
   x = 3,176,198.70