Finding the Fourth Proportional to 1,613.34, 2,226.44 and 932.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,613.34 : 2,226.44 = 932.10 : x
2. Step 2: Convert to fraction form
   1,613.34/2,226.44 = 932.10/x
3. Step 3: Cross multiply
   1,613.34x = 2,226.44 × 932.10
4. Step 4: Simplify right side
   1,613.34x = 2,075,264.72
5. Step 5: Solve for x
   x = 2,075,264.72/1,613.34
6. Step 6: Final answer
   x = 1,286.32