Finding the Fourth Proportional to 42,583.78, 58,764.85 and 23,720.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,583.78 : 58,764.85 = 23,720.50 : x
2. Step 2: Convert to fraction form
   42,583.78/58,764.85 = 23,720.50/x
3. Step 3: Cross multiply
   42,583.78x = 58,764.85 × 23,720.50
4. Step 4: Simplify right side
   42,583.78x = 1,393,931,624.43
5. Step 5: Solve for x
   x = 1,393,931,624.43/42,583.78
6. Step 6: Final answer
   x = 32,733.86