Finding the Fourth Proportional to 39,760.59, 54,870.81 and 22,770.34

Step by Step Solution

1. Step 1: Write the proportion equation
   39,760.59 : 54,870.81 = 22,770.34 : x
2. Step 2: Convert to fraction form
   39,760.59/54,870.81 = 22,770.34/x
3. Step 3: Cross multiply
   39,760.59x = 54,870.81 × 22,770.34
4. Step 4: Simplify right side
   39,760.59x = 1,249,426,999.78
5. Step 5: Solve for x
   x = 1,249,426,999.78/39,760.59
6. Step 6: Final answer
   x = 31,423.75