Finding the Fourth Proportional to 1,501.89, 2,253.51 and 953.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.89 : 2,253.51 = 953.93 : x
2. Step 2: Convert to fraction form
   1,501.89/2,253.51 = 953.93/x
3. Step 3: Cross multiply
   1,501.89x = 2,253.51 × 953.93
4. Step 4: Simplify right side
   1,501.89x = 2,149,679.53
5. Step 5: Solve for x
   x = 2,149,679.53/1,501.89
6. Step 6: Final answer
   x = 1,431.32