Finding the Fourth Proportional to 1,723.96, 2,362.50 and 1,557.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,723.96 : 2,362.50 = 1,557.89 : x
2. Step 2: Convert to fraction form
   1,723.96/2,362.50 = 1,557.89/x
3. Step 3: Cross multiply
   1,723.96x = 2,362.50 × 1,557.89
4. Step 4: Simplify right side
   1,723.96x = 3,680,509.98
5. Step 5: Solve for x
   x = 3,680,509.98/1,723.96
6. Step 6: Final answer
   x = 2,134.91