Finding the Third Proportional to 845,186 and 1,856,260

Step by Step Solution

1. Step 1: Write the proportion equation
   845,186 : 1,856,260 = 1,856,260 : x
2. Step 2: Convert to fraction form
   845,186/1,856,260 = 1,856,260/x
3. Step 3: Cross multiply
   845,186x = 1,856,260 × 1,856,260
4. Step 4: Simplify right side
   845,186x = 3,445,701,187,600
5. Step 5: Solve for x
   x = 3,445,701,187,600/845,186
6. Step 6: Final answer
   x = 4,076,855.49