Finding the Fourth Proportional to 65,886.82, 98,747.46 and 28,403.02

Step by Step Solution

1. Step 1: Write the proportion equation
   65,886.82 : 98,747.46 = 28,403.02 : x
2. Step 2: Convert to fraction form
   65,886.82/98,747.46 = 28,403.02/x
3. Step 3: Cross multiply
   65,886.82x = 98,747.46 × 28,403.02
4. Step 4: Simplify right side
   65,886.82x = 2,804,726,081.33
5. Step 5: Solve for x
   x = 2,804,726,081.33/65,886.82
6. Step 6: Final answer
   x = 42,568.85