Finding the Third Proportional to 2,558,336 and 5,513,246

Step by Step Solution

1. Step 1: Write the proportion equation
   2,558,336 : 5,513,246 = 5,513,246 : x
2. Step 2: Convert to fraction form
   2,558,336/5,513,246 = 5,513,246/x
3. Step 3: Cross multiply
   2,558,336x = 5,513,246 × 5,513,246
4. Step 4: Simplify right side
   2,558,336x = 30,395,881,456,516
5. Step 5: Solve for x
   x = 30,395,881,456,516/2,558,336
6. Step 6: Final answer
   x = 11,881,113.92