Finding the Third Proportional to 831,600 and 1,803,060

Step by Step Solution

1. Step 1: Write the proportion equation
   831,600 : 1,803,060 = 1,803,060 : x
2. Step 2: Convert to fraction form
   831,600/1,803,060 = 1,803,060/x
3. Step 3: Cross multiply
   831,600x = 1,803,060 × 1,803,060
4. Step 4: Simplify right side
   831,600x = 3,251,025,363,600
5. Step 5: Solve for x
   x = 3,251,025,363,600/831,600
6. Step 6: Final answer
   x = 3,909,361.91