Finding the Third Proportional to 1,805,346 and 3,892,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805,346 : 3,892,820 = 3,892,820 : x
2. Step 2: Convert to fraction form
   1,805,346/3,892,820 = 3,892,820/x
3. Step 3: Cross multiply
   1,805,346x = 3,892,820 × 3,892,820
4. Step 4: Simplify right side
   1,805,346x = 15,154,047,552,400
5. Step 5: Solve for x
   x = 15,154,047,552,400/1,805,346
6. Step 6: Final answer
   x = 8,393,985.17