Finding the Fourth Proportional to 2,139,055.42, 3,206,424.15 and 1,340,897.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,055.42 : 3,206,424.15 = 1,340,897.47 : x
2. Step 2: Convert to fraction form
   2,139,055.42/3,206,424.15 = 1,340,897.47/x
3. Step 3: Cross multiply
   2,139,055.42x = 3,206,424.15 × 1,340,897.47
4. Step 4: Simplify right side
   2,139,055.42x = 4,299,486,030,481.90
5. Step 5: Solve for x
   x = 4,299,486,030,481.90/2,139,055.42
6. Step 6: Final answer
   x = 2,009,992.82