Finding the Fourth Proportional to 30,884.56, 42,620.52 and 16,737.40

Step by Step Solution

1. Step 1: Write the proportion equation
   30,884.56 : 42,620.52 = 16,737.40 : x
2. Step 2: Convert to fraction form
   30,884.56/42,620.52 = 16,737.40/x
3. Step 3: Cross multiply
   30,884.56x = 42,620.52 × 16,737.40
4. Step 4: Simplify right side
   30,884.56x = 713,356,691.45
5. Step 5: Solve for x
   x = 713,356,691.45/30,884.56
6. Step 6: Final answer
   x = 23,097.52