Finding the Fourth Proportional to 91,595.63, 137,413.04 and 28,414.38

Step by Step Solution

1. Step 1: Write the proportion equation
   91,595.63 : 137,413.04 = 28,414.38 : x
2. Step 2: Convert to fraction form
   91,595.63/137,413.04 = 28,414.38/x
3. Step 3: Cross multiply
   91,595.63x = 137,413.04 × 28,414.38
4. Step 4: Simplify right side
   91,595.63x = 3,904,506,335.52
5. Step 5: Solve for x
   x = 3,904,506,335.52/91,595.63
6. Step 6: Final answer
   x = 42,627.65