Finding the Fourth Proportional to 55,650.96, 76,796.64 and 30,499.92

Step by Step Solution

1. Step 1: Write the proportion equation
   55,650.96 : 76,796.64 = 30,499.92 : x
2. Step 2: Convert to fraction form
   55,650.96/76,796.64 = 30,499.92/x
3. Step 3: Cross multiply
   55,650.96x = 76,796.64 × 30,499.92
4. Step 4: Simplify right side
   55,650.96x = 2,342,291,376.27
5. Step 5: Solve for x
   x = 2,342,291,376.27/55,650.96
6. Step 6: Final answer
   x = 42,088.97