Finding the Fourth Proportional to 1,500.89, 2,071.25 and 862.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500.89 : 2,071.25 = 862.93 : x
2. Step 2: Convert to fraction form
   1,500.89/2,071.25 = 862.93/x
3. Step 3: Cross multiply
   1,500.89x = 2,071.25 × 862.93
4. Step 4: Simplify right side
   1,500.89x = 1,787,343.76
5. Step 5: Solve for x
   x = 1,787,343.76/1,500.89
6. Step 6: Final answer
   x = 1,190.86