Finding the Fourth Proportional to 3,960,161.91, 5,942,741.76 and 1,685,682.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,960,161.91 : 5,942,741.76 = 1,685,682.72 : x
2. Step 2: Convert to fraction form
   3,960,161.91/5,942,741.76 = 1,685,682.72/x
3. Step 3: Cross multiply
   3,960,161.91x = 5,942,741.76 × 1,685,682.72
4. Step 4: Simplify right side
   3,960,161.91x = 10,017,577,094,254.39
5. Step 5: Solve for x
   x = 10,017,577,094,254.39/3,960,161.91
6. Step 6: Final answer
   x = 2,529,587.76