Finding the Fourth Proportional to 1,900.87, 2,621.03 and 1,545.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.87 : 2,621.03 = 1,545.82 : x
2. Step 2: Convert to fraction form
   1,900.87/2,621.03 = 1,545.82/x
3. Step 3: Cross multiply
   1,900.87x = 2,621.03 × 1,545.82
4. Step 4: Simplify right side
   1,900.87x = 4,051,644.46
5. Step 5: Solve for x
   x = 4,051,644.46/1,900.87
6. Step 6: Final answer
   x = 2,131.47