Finding the Fourth Proportional to 1,775.34, 2,447.91 and 1,567.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,775.34 : 2,447.91 = 1,567.98 : x
2. Step 2: Convert to fraction form
   1,775.34/2,447.91 = 1,567.98/x
3. Step 3: Cross multiply
   1,775.34x = 2,447.91 × 1,567.98
4. Step 4: Simplify right side
   1,775.34x = 3,838,273.92
5. Step 5: Solve for x
   x = 3,838,273.92/1,775.34
6. Step 6: Final answer
   x = 2,161.99