Finding the Fourth Proportional to 2,970,078.77, 4,456,992.35 and 1,264,219.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,970,078.77 : 4,456,992.35 = 1,264,219.31 : x
2. Step 2: Convert to fraction form
   2,970,078.77/4,456,992.35 = 1,264,219.31/x
3. Step 3: Cross multiply
   2,970,078.77x = 4,456,992.35 × 1,264,219.31
4. Step 4: Simplify right side
   2,970,078.77x = 5,634,615,793,392.28
5. Step 5: Solve for x
   x = 5,634,615,793,392.28/2,970,078.77
6. Step 6: Final answer
   x = 1,897,126.72