Finding the Fourth Proportional to 65,613.36, 98,420.52 and 28,141.82

Step by Step Solution

1. Step 1: Write the proportion equation
   65,613.36 : 98,420.52 = 28,141.82 : x
2. Step 2: Convert to fraction form
   65,613.36/98,420.52 = 28,141.82/x
3. Step 3: Cross multiply
   65,613.36x = 98,420.52 × 28,141.82
4. Step 4: Simplify right side
   65,613.36x = 2,769,732,558.15
5. Step 5: Solve for x
   x = 2,769,732,558.15/65,613.36
6. Step 6: Final answer
   x = 42,212.94