Finding the Third Proportional to 5,609,943 and 12,117,042

Step by Step Solution

1. Step 1: Write the proportion equation
   5,609,943 : 12,117,042 = 12,117,042 : x
2. Step 2: Convert to fraction form
   5,609,943/12,117,042 = 12,117,042/x
3. Step 3: Cross multiply
   5,609,943x = 12,117,042 × 12,117,042
4. Step 4: Simplify right side
   5,609,943x = 146,822,706,829,764
5. Step 5: Solve for x
   x = 146,822,706,829,764/5,609,943
6. Step 6: Final answer
   x = 26,171,871.41