Finding the Fourth Proportional to 62,978.32, 86,933.68 and 41,764.72

Step by Step Solution

1. Step 1: Write the proportion equation
   62,978.32 : 86,933.68 = 41,764.72 : x
2. Step 2: Convert to fraction form
   62,978.32/86,933.68 = 41,764.72/x
3. Step 3: Cross multiply
   62,978.32x = 86,933.68 × 41,764.72
4. Step 4: Simplify right side
   62,978.32x = 3,630,760,803.77
5. Step 5: Solve for x
   x = 3,630,760,803.77/62,978.32
6. Step 6: Final answer
   x = 57,650.96