Finding the Fourth Proportional to 57,707.16, 86,333.00 and 43,707.53

Step by Step Solution

1. Step 1: Write the proportion equation
   57,707.16 : 86,333.00 = 43,707.53 : x
2. Step 2: Convert to fraction form
   57,707.16/86,333.00 = 43,707.53/x
3. Step 3: Cross multiply
   57,707.16x = 86,333.00 × 43,707.53
4. Step 4: Simplify right side
   57,707.16x = 3,773,401,537.29
5. Step 5: Solve for x
   x = 3,773,401,537.29/57,707.16
6. Step 6: Final answer
   x = 65,388.79