Finding the Fourth Proportional to 2,445.59, 3,667.98 and 713.81

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445.59 : 3,667.98 = 713.81 : x
2. Step 2: Convert to fraction form
   2,445.59/3,667.98 = 713.81/x
3. Step 3: Cross multiply
   2,445.59x = 3,667.98 × 713.81
4. Step 4: Simplify right side
   2,445.59x = 2,618,252.65
5. Step 5: Solve for x
   x = 2,618,252.65/2,445.59
6. Step 6: Final answer
   x = 1,070.60