Finding the Fourth Proportional to 2,141,494.56, 3,207,959.01 and 1,288,095.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,494.56 : 3,207,959.01 = 1,288,095.12 : x
2. Step 2: Convert to fraction form
   2,141,494.56/3,207,959.01 = 1,288,095.12/x
3. Step 3: Cross multiply
   2,141,494.56x = 3,207,959.01 × 1,288,095.12
4. Step 4: Simplify right side
   2,141,494.56x = 4,132,156,345,941.03
5. Step 5: Solve for x
   x = 4,132,156,345,941.03/2,141,494.56
6. Step 6: Final answer
   x = 1,929,566.59