Finding the Fourth Proportional to 28,796.42, 43,196.16 and 9,076.52

Step by Step Solution

1. Step 1: Write the proportion equation
   28,796.42 : 43,196.16 = 9,076.52 : x
2. Step 2: Convert to fraction form
   28,796.42/43,196.16 = 9,076.52/x
3. Step 3: Cross multiply
   28,796.42x = 43,196.16 × 9,076.52
4. Step 4: Simplify right side
   28,796.42x = 392,070,810.16
5. Step 5: Solve for x
   x = 392,070,810.16/28,796.42
6. Step 6: Final answer
   x = 13,615.26