Finding the Fourth Proportional to 2,837,402.42, 4,256,058.47 and 1,320,236.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,837,402.42 : 4,256,058.47 = 1,320,236.78 : x
2. Step 2: Convert to fraction form
   2,837,402.42/4,256,058.47 = 1,320,236.78/x
3. Step 3: Cross multiply
   2,837,402.42x = 4,256,058.47 × 1,320,236.78
4. Step 4: Simplify right side
   2,837,402.42x = 5,619,004,929,924.53
5. Step 5: Solve for x
   x = 5,619,004,929,924.53/2,837,402.42
6. Step 6: Final answer
   x = 1,980,334.16