Finding the Third Proportional to 1,185,456 and 1,838,340

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185,456 : 1,838,340 = 1,838,340 : x
2. Step 2: Convert to fraction form
   1,185,456/1,838,340 = 1,838,340/x
3. Step 3: Cross multiply
   1,185,456x = 1,838,340 × 1,838,340
4. Step 4: Simplify right side
   1,185,456x = 3,379,493,955,600
5. Step 5: Solve for x
   x = 3,379,493,955,600/1,185,456
6. Step 6: Final answer
   x = 2,850,796.62