Finding the Fourth Proportional to 2,375.34, 3,560.50 and 813.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.34 : 3,560.50 = 813.93 : x
2. Step 2: Convert to fraction form
   2,375.34/3,560.50 = 813.93/x
3. Step 3: Cross multiply
   2,375.34x = 3,560.50 × 813.93
4. Step 4: Simplify right side
   2,375.34x = 2,897,997.77
5. Step 5: Solve for x
   x = 2,897,997.77/2,375.34
6. Step 6: Final answer
   x = 1,220.03