Finding the Third Proportional to 1,120,422 and 1,693,972

Step by Step Solution

1. Step 1: Write the proportion equation
   1,120,422 : 1,693,972 = 1,693,972 : x
2. Step 2: Convert to fraction form
   1,120,422/1,693,972 = 1,693,972/x
3. Step 3: Cross multiply
   1,120,422x = 1,693,972 × 1,693,972
4. Step 4: Simplify right side
   1,120,422x = 2,869,541,136,784
5. Step 5: Solve for x
   x = 2,869,541,136,784/1,120,422
6. Step 6: Final answer
   x = 2,561,125.31