Finding the Fourth Proportional to 2,155,947.80, 3,236,164.74 and 1,587,970.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,947.80 : 3,236,164.74 = 1,587,970.24 : x
2. Step 2: Convert to fraction form
   2,155,947.80/3,236,164.74 = 1,587,970.24/x
3. Step 3: Cross multiply
   2,155,947.80x = 3,236,164.74 × 1,587,970.24
4. Step 4: Simplify right side
   2,155,947.80x = 5,138,933,298,857.34
5. Step 5: Solve for x
   x = 5,138,933,298,857.34/2,155,947.80
6. Step 6: Final answer
   x = 2,383,607.48