Finding the Third Proportional to 2,191,374 and 3,370,167

Step by Step Solution

1. Step 1: Write the proportion equation
   2,191,374 : 3,370,167 = 3,370,167 : x
2. Step 2: Convert to fraction form
   2,191,374/3,370,167 = 3,370,167/x
3. Step 3: Cross multiply
   2,191,374x = 3,370,167 × 3,370,167
4. Step 4: Simplify right side
   2,191,374x = 11,358,025,607,889
5. Step 5: Solve for x
   x = 11,358,025,607,889/2,191,374
6. Step 6: Final answer
   x = 5,183,061.22