Finding the Fourth Proportional to 55,493.00, 76,580.63 and 30,342.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,493.00 : 76,580.63 = 30,342.50 : x
2. Step 2: Convert to fraction form
   55,493.00/76,580.63 = 30,342.50/x
3. Step 3: Cross multiply
   55,493.00x = 76,580.63 × 30,342.50
4. Step 4: Simplify right side
   55,493.00x = 2,323,647,231.16
5. Step 5: Solve for x
   x = 2,323,647,231.16/55,493.00
6. Step 6: Final answer
   x = 41,872.80