Finding the Fourth Proportional to 51,268.84, 76,895.58 and 42,559.72

Step by Step Solution

1. Step 1: Write the proportion equation
   51,268.84 : 76,895.58 = 42,559.72 : x
2. Step 2: Convert to fraction form
   51,268.84/76,895.58 = 42,559.72/x
3. Step 3: Cross multiply
   51,268.84x = 76,895.58 × 42,559.72
4. Step 4: Simplify right side
   51,268.84x = 3,272,654,354.04
5. Step 5: Solve for x
   x = 3,272,654,354.04/51,268.84
6. Step 6: Final answer
   x = 63,833.20