Finding the Fourth Proportional to 58,789.94, 88,173.23 and 28,791.32

Step by Step Solution

1. Step 1: Write the proportion equation
   58,789.94 : 88,173.23 = 28,791.32 : x
2. Step 2: Convert to fraction form
   58,789.94/88,173.23 = 28,791.32/x
3. Step 3: Cross multiply
   58,789.94x = 88,173.23 × 28,791.32
4. Step 4: Simplify right side
   58,789.94x = 2,538,623,095.54
5. Step 5: Solve for x
   x = 2,538,623,095.54/58,789.94
6. Step 6: Final answer
   x = 43,181.25