Finding the Fourth Proportional to 2,925.59, 4,389.42 and 1,281.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,925.59 : 4,389.42 = 1,281.93 : x
2. Step 2: Convert to fraction form
   2,925.59/4,389.42 = 1,281.93/x
3. Step 3: Cross multiply
   2,925.59x = 4,389.42 × 1,281.93
4. Step 4: Simplify right side
   2,925.59x = 5,626,906.71
5. Step 5: Solve for x
   x = 5,626,906.71/2,925.59
6. Step 6: Final answer
   x = 1,923.34