Finding the Fourth Proportional to 55,766.02, 76,956.15 and 30,615.34

Step by Step Solution

1. Step 1: Write the proportion equation
   55,766.02 : 76,956.15 = 30,615.34 : x
2. Step 2: Convert to fraction form
   55,766.02/76,956.15 = 30,615.34/x
3. Step 3: Cross multiply
   55,766.02x = 76,956.15 × 30,615.34
4. Step 4: Simplify right side
   55,766.02x = 2,356,038,697.34
5. Step 5: Solve for x
   x = 2,356,038,697.34/55,766.02
6. Step 6: Final answer
   x = 42,248.64