Finding the Third Proportional to 5,633,390 and 12,164,788

Step by Step Solution

1. Step 1: Write the proportion equation
   5,633,390 : 12,164,788 = 12,164,788 : x
2. Step 2: Convert to fraction form
   5,633,390/12,164,788 = 12,164,788/x
3. Step 3: Cross multiply
   5,633,390x = 12,164,788 × 12,164,788
4. Step 4: Simplify right side
   5,633,390x = 147,982,067,084,944
5. Step 5: Solve for x
   x = 147,982,067,084,944/5,633,390
6. Step 6: Final answer
   x = 26,268,741.75