Finding the Fourth Proportional to 42,640.88, 58,844.41 and 23,777.60

Step by Step Solution

1. Step 1: Write the proportion equation
   42,640.88 : 58,844.41 = 23,777.60 : x
2. Step 2: Convert to fraction form
   42,640.88/58,844.41 = 23,777.60/x
3. Step 3: Cross multiply
   42,640.88x = 58,844.41 × 23,777.60
4. Step 4: Simplify right side
   42,640.88x = 1,399,178,489.55
5. Step 5: Solve for x
   x = 1,399,178,489.55/42,640.88
6. Step 6: Final answer
   x = 32,813.08