Finding the Fourth Proportional to 35,979.04, 49,626.72 and 31,255.12

Step by Step Solution

1. Step 1: Write the proportion equation
   35,979.04 : 49,626.72 = 31,255.12 : x
2. Step 2: Convert to fraction form
   35,979.04/49,626.72 = 31,255.12/x
3. Step 3: Cross multiply
   35,979.04x = 49,626.72 × 31,255.12
4. Step 4: Simplify right side
   35,979.04x = 1,551,089,088.81
5. Step 5: Solve for x
   x = 1,551,089,088.81/35,979.04
6. Step 6: Final answer
   x = 43,110.91