Finding the Third Proportional to 2,445,378 and 5,363,146

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445,378 : 5,363,146 = 5,363,146 : x
2. Step 2: Convert to fraction form
   2,445,378/5,363,146 = 5,363,146/x
3. Step 3: Cross multiply
   2,445,378x = 5,363,146 × 5,363,146
4. Step 4: Simplify right side
   2,445,378x = 28,763,335,017,316
5. Step 5: Solve for x
   x = 28,763,335,017,316/2,445,378
6. Step 6: Final answer
   x = 11,762,326.73