Finding the Fourth Proportional to 57,789.02, 86,527.74 and 37,748.88

Step by Step Solution

1. Step 1: Write the proportion equation
   57,789.02 : 86,527.74 = 37,748.88 : x
2. Step 2: Convert to fraction form
   57,789.02/86,527.74 = 37,748.88/x
3. Step 3: Cross multiply
   57,789.02x = 86,527.74 × 37,748.88
4. Step 4: Simplify right side
   57,789.02x = 3,266,325,273.93
5. Step 5: Solve for x
   x = 3,266,325,273.93/57,789.02
6. Step 6: Final answer
   x = 56,521.56