Finding the Fourth Proportional to 3,601,760.72, 5,402,638.20 and 1,443,760.88

Step by Step Solution

1. Step 1: Write the proportion equation
   3,601,760.72 : 5,402,638.20 = 1,443,760.88 : x
2. Step 2: Convert to fraction form
   3,601,760.72/5,402,638.20 = 1,443,760.88/x
3. Step 3: Cross multiply
   3,601,760.72x = 5,402,638.20 × 1,443,760.88
4. Step 4: Simplify right side
   3,601,760.72x = 7,800,117,681,953.62
5. Step 5: Solve for x
   x = 7,800,117,681,953.62/3,601,760.72
6. Step 6: Final answer
   x = 2,165,640.17