Finding the Third Proportional to 2,506,438 and 5,298,608

Step by Step Solution

1. Step 1: Write the proportion equation
   2,506,438 : 5,298,608 = 5,298,608 : x
2. Step 2: Convert to fraction form
   2,506,438/5,298,608 = 5,298,608/x
3. Step 3: Cross multiply
   2,506,438x = 5,298,608 × 5,298,608
4. Step 4: Simplify right side
   2,506,438x = 28,075,246,737,664
5. Step 5: Solve for x
   x = 28,075,246,737,664/2,506,438
6. Step 6: Final answer
   x = 11,201,253.23