Finding the Fourth Proportional to 65,099.49, 89,807.50 and 38,241.51

Step by Step Solution

1. Step 1: Write the proportion equation
   65,099.49 : 89,807.50 = 38,241.51 : x
2. Step 2: Convert to fraction form
   65,099.49/89,807.50 = 38,241.51/x
3. Step 3: Cross multiply
   65,099.49x = 89,807.50 × 38,241.51
4. Step 4: Simplify right side
   65,099.49x = 3,434,374,409.33
5. Step 5: Solve for x
   x = 3,434,374,409.33/65,099.49
6. Step 6: Final answer
   x = 52,755.78