Finding the Third Proportional to 1,071,196 and 1,421,622

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,196 : 1,421,622 = 1,421,622 : x
2. Step 2: Convert to fraction form
   1,071,196/1,421,622 = 1,421,622/x
3. Step 3: Cross multiply
   1,071,196x = 1,421,622 × 1,421,622
4. Step 4: Simplify right side
   1,071,196x = 2,021,009,110,884
5. Step 5: Solve for x
   x = 2,021,009,110,884/1,071,196
6. Step 6: Final answer
   x = 1,886,684.71