Finding the Fourth Proportional to 62,789.72, 86,654.67 and 35,940.65

Step by Step Solution

1. Step 1: Write the proportion equation
   62,789.72 : 86,654.67 = 35,940.65 : x
2. Step 2: Convert to fraction form
   62,789.72/86,654.67 = 35,940.65/x
3. Step 3: Cross multiply
   62,789.72x = 86,654.67 × 35,940.65
4. Step 4: Simplify right side
   62,789.72x = 3,114,425,165.34
5. Step 5: Solve for x
   x = 3,114,425,165.34/62,789.72
6. Step 6: Final answer
   x = 49,600.88