Finding the Fourth Proportional to 57,066.35, 85,617.79 and 23,789.93

Step by Step Solution

1. Step 1: Write the proportion equation
   57,066.35 : 85,617.79 = 23,789.93 : x
2. Step 2: Convert to fraction form
   57,066.35/85,617.79 = 23,789.93/x
3. Step 3: Cross multiply
   57,066.35x = 85,617.79 × 23,789.93
4. Step 4: Simplify right side
   57,066.35x = 2,036,841,111.91
5. Step 5: Solve for x
   x = 2,036,841,111.91/57,066.35
6. Step 6: Final answer
   x = 35,692.51