Finding the Fourth Proportional to 32,863.89, 45,256.59 and 28,554.96

Step by Step Solution

1. Step 1: Write the proportion equation
   32,863.89 : 45,256.59 = 28,554.96 : x
2. Step 2: Convert to fraction form
   32,863.89/45,256.59 = 28,554.96/x
3. Step 3: Cross multiply
   32,863.89x = 45,256.59 × 28,554.96
4. Step 4: Simplify right side
   32,863.89x = 1,292,300,117.19
5. Step 5: Solve for x
   x = 1,292,300,117.19/32,863.89
6. Step 6: Final answer
   x = 39,322.80