Finding the Fourth Proportional to 34,845.72, 48,086.04 and 18,930.12

Step by Step Solution

1. Step 1: Write the proportion equation
   34,845.72 : 48,086.04 = 18,930.12 : x
2. Step 2: Convert to fraction form
   34,845.72/48,086.04 = 18,930.12/x
3. Step 3: Cross multiply
   34,845.72x = 48,086.04 × 18,930.12
4. Step 4: Simplify right side
   34,845.72x = 910,274,507.52
5. Step 5: Solve for x
   x = 910,274,507.52/34,845.72
6. Step 6: Final answer
   x = 26,122.99