Finding the Fourth Proportional to 3,161,981.64, 4,363,564.72 and 1,855,255.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,161,981.64 : 4,363,564.72 = 1,855,255.89 : x
2. Step 2: Convert to fraction form
   3,161,981.64/4,363,564.72 = 1,855,255.89/x
3. Step 3: Cross multiply
   3,161,981.64x = 4,363,564.72 × 1,855,255.89
4. Step 4: Simplify right side
   3,161,981.64x = 8,095,529,159,411.52
5. Step 5: Solve for x
   x = 8,095,529,159,411.52/3,161,981.64
6. Step 6: Final answer
   x = 2,560,270.76