Finding the Fourth Proportional to 30,776.91, 42,460.71 and 23,608.11

Step by Step Solution

1. Step 1: Write the proportion equation
   30,776.91 : 42,460.71 = 23,608.11 : x
2. Step 2: Convert to fraction form
   30,776.91/42,460.71 = 23,608.11/x
3. Step 3: Cross multiply
   30,776.91x = 42,460.71 × 23,608.11
4. Step 4: Simplify right side
   30,776.91x = 1,002,417,112.36
5. Step 5: Solve for x
   x = 1,002,417,112.36/30,776.91
6. Step 6: Final answer
   x = 32,570.43