Finding the Fourth Proportional to 1,501.96, 2,248.72 and 1,222.64

Step by Step Solution

1. Step 1: Write the proportion equation
   1,501.96 : 2,248.72 = 1,222.64 : x
2. Step 2: Convert to fraction form
   1,501.96/2,248.72 = 1,222.64/x
3. Step 3: Cross multiply
   1,501.96x = 2,248.72 × 1,222.64
4. Step 4: Simplify right side
   1,501.96x = 2,749,375.02
5. Step 5: Solve for x
   x = 2,749,375.02/1,501.96
6. Step 6: Final answer
   x = 1,830.52