Finding the Third Proportional to 654,185 and 1,386,060

Step by Step Solution

1. Step 1: Write the proportion equation
   654,185 : 1,386,060 = 1,386,060 : x
2. Step 2: Convert to fraction form
   654,185/1,386,060 = 1,386,060/x
3. Step 3: Cross multiply
   654,185x = 1,386,060 × 1,386,060
4. Step 4: Simplify right side
   654,185x = 1,921,162,323,600
5. Step 5: Solve for x
   x = 1,921,162,323,600/654,185
6. Step 6: Final answer
   x = 2,936,726.34