Finding the Fourth Proportional to 55,700.05, 76,870.93 and 30,554.41

Step by Step Solution

1. Step 1: Write the proportion equation
   55,700.05 : 76,870.93 = 30,554.41 : x
2. Step 2: Convert to fraction form
   55,700.05/76,870.93 = 30,554.41/x
3. Step 3: Cross multiply
   55,700.05x = 76,870.93 × 30,554.41
4. Step 4: Simplify right side
   55,700.05x = 2,348,745,835.92
5. Step 5: Solve for x
   x = 2,348,745,835.92/55,700.05
6. Step 6: Final answer
   x = 42,167.75