Finding the Fourth Proportional to 58,575.94, 80,840.77 and 42,236.59

Step by Step Solution

1. Step 1: Write the proportion equation
   58,575.94 : 80,840.77 = 42,236.59 : x
2. Step 2: Convert to fraction form
   58,575.94/80,840.77 = 42,236.59/x
3. Step 3: Cross multiply
   58,575.94x = 80,840.77 × 42,236.59
4. Step 4: Simplify right side
   58,575.94x = 3,414,438,044.49
5. Step 5: Solve for x
   x = 3,414,438,044.49/58,575.94
6. Step 6: Final answer
   x = 58,290.79