Finding the Fourth Proportional to 65,185.31, 89,955.76 and 35,377.31

Step by Step Solution

1. Step 1: Write the proportion equation
   65,185.31 : 89,955.76 = 35,377.31 : x
2. Step 2: Convert to fraction form
   65,185.31/89,955.76 = 35,377.31/x
3. Step 3: Cross multiply
   65,185.31x = 89,955.76 × 35,377.31
4. Step 4: Simplify right side
   65,185.31x = 3,182,392,269.58
5. Step 5: Solve for x
   x = 3,182,392,269.58/65,185.31
6. Step 6: Final answer
   x = 48,820.70