Finding the Fourth Proportional to 3,422.88, 5,131.89 and 1,573.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,422.88 : 5,131.89 = 1,573.02 : x
2. Step 2: Convert to fraction form
   3,422.88/5,131.89 = 1,573.02/x
3. Step 3: Cross multiply
   3,422.88x = 5,131.89 × 1,573.02
4. Step 4: Simplify right side
   3,422.88x = 8,072,565.61
5. Step 5: Solve for x
   x = 8,072,565.61/3,422.88
6. Step 6: Final answer
   x = 2,358.41