Finding the Fourth Proportional to 1,651.08, 2,279.24 and 1,061.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,651.08 : 2,279.24 = 1,061.91 : x
2. Step 2: Convert to fraction form
   1,651.08/2,279.24 = 1,061.91/x
3. Step 3: Cross multiply
   1,651.08x = 2,279.24 × 1,061.91
4. Step 4: Simplify right side
   1,651.08x = 2,420,346.42
5. Step 5: Solve for x
   x = 2,420,346.42/1,651.08
6. Step 6: Final answer
   x = 1,465.91