Finding the Third Proportional to 831,360 and 1,786,272

Step by Step Solution

1. Step 1: Write the proportion equation
   831,360 : 1,786,272 = 1,786,272 : x
2. Step 2: Convert to fraction form
   831,360/1,786,272 = 1,786,272/x
3. Step 3: Cross multiply
   831,360x = 1,786,272 × 1,786,272
4. Step 4: Simplify right side
   831,360x = 3,190,767,657,984
5. Step 5: Solve for x
   x = 3,190,767,657,984/831,360
6. Step 6: Final answer
   x = 3,838,009.60