Finding the Third Proportional to 890,064 and 1,853,760

Step by Step Solution

1. Step 1: Write the proportion equation
   890,064 : 1,853,760 = 1,853,760 : x
2. Step 2: Convert to fraction form
   890,064/1,853,760 = 1,853,760/x
3. Step 3: Cross multiply
   890,064x = 1,853,760 × 1,853,760
4. Step 4: Simplify right side
   890,064x = 3,436,426,137,600
5. Step 5: Solve for x
   x = 3,436,426,137,600/890,064
6. Step 6: Final answer
   x = 3,860,875.33