Finding the Fourth Proportional to 1,499.47, 2,249.51 and 526.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499.47 : 2,249.51 = 526.25 : x
2. Step 2: Convert to fraction form
   1,499.47/2,249.51 = 526.25/x
3. Step 3: Cross multiply
   1,499.47x = 2,249.51 × 526.25
4. Step 4: Simplify right side
   1,499.47x = 1,183,807.63
5. Step 5: Solve for x
   x = 1,183,807.63/1,499.47
6. Step 6: Final answer
   x = 789.49