Finding the Fourth Proportional to 2,078,914.64, 3,118,112.76 and 583,123.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,078,914.64 : 3,118,112.76 = 583,123.28 : x
2. Step 2: Convert to fraction form
   2,078,914.64/3,118,112.76 = 583,123.28/x
3. Step 3: Cross multiply
   2,078,914.64x = 3,118,112.76 × 583,123.28
4. Step 4: Simplify right side
   2,078,914.64x = 1,818,244,140,021.05
5. Step 5: Solve for x
   x = 1,818,244,140,021.05/2,078,914.64
6. Step 6: Final answer
   x = 874,612.22