Finding the Third Proportional to 1,358,358 and 1,838,247

Step by Step Solution

1. Step 1: Write the proportion equation
   1,358,358 : 1,838,247 = 1,838,247 : x
2. Step 2: Convert to fraction form
   1,358,358/1,838,247 = 1,838,247/x
3. Step 3: Cross multiply
   1,358,358x = 1,838,247 × 1,838,247
4. Step 4: Simplify right side
   1,358,358x = 3,379,152,033,009
5. Step 5: Solve for x
   x = 3,379,152,033,009/1,358,358
6. Step 6: Final answer
   x = 2,487,674.11