Finding the Third Proportional to 861,851 and 1,748,326

Step by Step Solution

1. Step 1: Write the proportion equation
   861,851 : 1,748,326 = 1,748,326 : x
2. Step 2: Convert to fraction form
   861,851/1,748,326 = 1,748,326/x
3. Step 3: Cross multiply
   861,851x = 1,748,326 × 1,748,326
4. Step 4: Simplify right side
   861,851x = 3,056,643,802,276
5. Step 5: Solve for x
   x = 3,056,643,802,276/861,851
6. Step 6: Final answer
   x = 3,546,603.53