Finding the Fourth Proportional to 2,970,078.78, 4,456,992.34 and 1,264,219.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,970,078.78 : 4,456,992.34 = 1,264,219.32 : x
2. Step 2: Convert to fraction form
   2,970,078.78/4,456,992.34 = 1,264,219.32/x
3. Step 3: Cross multiply
   2,970,078.78x = 4,456,992.34 × 1,264,219.32
4. Step 4: Simplify right side
   2,970,078.78x = 5,634,615,825,320.01
5. Step 5: Solve for x
   x = 5,634,615,825,320.01/2,970,078.78
6. Step 6: Final answer
   x = 1,897,126.72