Finding the Fourth Proportional to 2,572.95, 3,550.89 and 2,152.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572.95 : 3,550.89 = 2,152.56 : x
2. Step 2: Convert to fraction form
   2,572.95/3,550.89 = 2,152.56/x
3. Step 3: Cross multiply
   2,572.95x = 3,550.89 × 2,152.56
4. Step 4: Simplify right side
   2,572.95x = 7,643,493.02
5. Step 5: Solve for x
   x = 7,643,493.02/2,572.95
6. Step 6: Final answer
   x = 2,970.71