Finding the Third Proportional to 1,298,060 and 1,936,288

Step by Step Solution

1. Step 1: Write the proportion equation
   1,298,060 : 1,936,288 = 1,936,288 : x
2. Step 2: Convert to fraction form
   1,298,060/1,936,288 = 1,936,288/x
3. Step 3: Cross multiply
   1,298,060x = 1,936,288 × 1,936,288
4. Step 4: Simplify right side
   1,298,060x = 3,749,211,218,944
5. Step 5: Solve for x
   x = 3,749,211,218,944/1,298,060
6. Step 6: Final answer
   x = 2,888,318.89