Finding the Fourth Proportional to 3,171,499.50, 4,376,671.59 and 1,721,194.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,171,499.50 : 4,376,671.59 = 1,721,194.56 : x
2. Step 2: Convert to fraction form
   3,171,499.50/4,376,671.59 = 1,721,194.56/x
3. Step 3: Cross multiply
   3,171,499.50x = 4,376,671.59 × 1,721,194.56
4. Step 4: Simplify right side
   3,171,499.50x = 7,533,103,331,614.55
5. Step 5: Solve for x
   x = 7,533,103,331,614.55/3,171,499.50
6. Step 6: Final answer
   x = 2,375,249.73