Finding the Fourth Proportional to 1,500.58, 2,250.89 and 526.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,500.58 : 2,250.89 = 526.70 : x
2. Step 2: Convert to fraction form
   1,500.58/2,250.89 = 526.70/x
3. Step 3: Cross multiply
   1,500.58x = 2,250.89 × 526.70
4. Step 4: Simplify right side
   1,500.58x = 1,185,548.73
5. Step 5: Solve for x
   x = 1,185,548.73/1,500.58
6. Step 6: Final answer
   x = 790.06