Finding the Fourth Proportional to 3,171,782.52, 4,377,101.82 and 1,721,495.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,171,782.52 : 4,377,101.82 = 1,721,495.34 : x
2. Step 2: Convert to fraction form
   3,171,782.52/4,377,101.82 = 1,721,495.34/x
3. Step 3: Cross multiply
   3,171,782.52x = 4,377,101.82 × 1,721,495.34
4. Step 4: Simplify right side
   3,171,782.52x = 7,535,160,385,835.52
5. Step 5: Solve for x
   x = 7,535,160,385,835.52/3,171,782.52
6. Step 6: Final answer
   x = 2,375,686.33