Finding the Third Proportional to 619,185 and 1,360,146

Step by Step Solution

1. Step 1: Write the proportion equation
   619,185 : 1,360,146 = 1,360,146 : x
2. Step 2: Convert to fraction form
   619,185/1,360,146 = 1,360,146/x
3. Step 3: Cross multiply
   619,185x = 1,360,146 × 1,360,146
4. Step 4: Simplify right side
   619,185x = 1,849,997,141,316
5. Step 5: Solve for x
   x = 1,849,997,141,316/619,185
6. Step 6: Final answer
   x = 2,987,793.86