Finding the Fourth Proportional to 1,521.59, 2,280.72 and 1,001.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,521.59 : 2,280.72 = 1,001.95 : x
2. Step 2: Convert to fraction form
   1,521.59/2,280.72 = 1,001.95/x
3. Step 3: Cross multiply
   1,521.59x = 2,280.72 × 1,001.95
4. Step 4: Simplify right side
   1,521.59x = 2,285,156.00
5. Step 5: Solve for x
   x = 2,285,156.00/1,521.59
6. Step 6: Final answer
   x = 1,501.82