Finding the Fourth Proportional to 2,099,883.52, 3,150,284.65 and 680,083.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,099,883.52 : 3,150,284.65 = 680,083.12 : x
2. Step 2: Convert to fraction form
   2,099,883.52/3,150,284.65 = 680,083.12/x
3. Step 3: Cross multiply
   2,099,883.52x = 3,150,284.65 × 680,083.12
4. Step 4: Simplify right side
   2,099,883.52x = 2,142,455,404,084.19
5. Step 5: Solve for x
   x = 2,142,455,404,084.19/2,099,883.52
6. Step 6: Final answer
   x = 1,020,273.45