Finding the Fourth Proportional to 44,426.72, 61,323 and 30,998

Step by Step Solution

1. Step 1: Write the proportion equation
   44,426.72 : 61,323 = 30,998 : x
2. Step 2: Convert to fraction form
   44,426.72/61,323 = 30,998/x
3. Step 3: Cross multiply
   44,426.72x = 61,323 × 30,998
4. Step 4: Simplify right side
   44,426.72x = 1,900,890,354
5. Step 5: Solve for x
   x = 1,900,890,354/44,426.72
6. Step 6: Final answer
   x = 42,787.10