Finding the Fourth Proportional to 2,080,569.62, 3,120,990.52 and 641,076.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,080,569.62 : 3,120,990.52 = 641,076.50 : x
2. Step 2: Convert to fraction form
   2,080,569.62/3,120,990.52 = 641,076.50/x
3. Step 3: Cross multiply
   2,080,569.62x = 3,120,990.52 × 641,076.50
4. Step 4: Simplify right side
   2,080,569.62x = 2,000,793,679,094.78
5. Step 5: Solve for x
   x = 2,000,793,679,094.78/2,080,569.62
6. Step 6: Final answer
   x = 961,656.68