Finding the Fourth Proportional to 55,580.02, 76,700.46 and 30,429.52

Step by Step Solution

1. Step 1: Write the proportion equation
   55,580.02 : 76,700.46 = 30,429.52 : x
2. Step 2: Convert to fraction form
   55,580.02/76,700.46 = 30,429.52/x
3. Step 3: Cross multiply
   55,580.02x = 76,700.46 × 30,429.52
4. Step 4: Simplify right side
   55,580.02x = 2,333,958,181.58
5. Step 5: Solve for x
   x = 2,333,958,181.58/55,580.02
6. Step 6: Final answer
   x = 41,992.76