Finding the Fourth Proportional to 1,631.16, 2,250.72 and 1,001.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631.16 : 2,250.72 = 1,001.52 : x
2. Step 2: Convert to fraction form
   1,631.16/2,250.72 = 1,001.52/x
3. Step 3: Cross multiply
   1,631.16x = 2,250.72 × 1,001.52
4. Step 4: Simplify right side
   1,631.16x = 2,254,141.09
5. Step 5: Solve for x
   x = 2,254,141.09/1,631.16
6. Step 6: Final answer
   x = 1,381.93