Finding the Third Proportional to 546,186 and 1,118,616

Step by Step Solution

1. Step 1: Write the proportion equation
   546,186 : 1,118,616 = 1,118,616 : x
2. Step 2: Convert to fraction form
   546,186/1,118,616 = 1,118,616/x
3. Step 3: Cross multiply
   546,186x = 1,118,616 × 1,118,616
4. Step 4: Simplify right side
   546,186x = 1,251,301,755,456
5. Step 5: Solve for x
   x = 1,251,301,755,456/546,186
6. Step 6: Final answer
   x = 2,290,981.01