Finding the Third Proportional to 908,797.50 and 1,911,610.50

Step by Step Solution

1. Step 1: Write the proportion equation
   908,797.50 : 1,911,610.50 = 1,911,610.50 : x
2. Step 2: Convert to fraction form
   908,797.50/1,911,610.50 = 1,911,610.50/x
3. Step 3: Cross multiply
   908,797.50x = 1,911,610.50 × 1,911,610.50
4. Step 4: Simplify right side
   908,797.50x = 3,654,254,703,710.25
5. Step 5: Solve for x
   x = 3,654,254,703,710.25/908,797.50
6. Step 6: Final answer
   x = 4,020,977.94