Finding the Fourth Proportional to 42,910.15, 64,349.43 and 14,823

Step by Step Solution

1. Step 1: Write the proportion equation
   42,910.15 : 64,349.43 = 14,823 : x
2. Step 2: Convert to fraction form
   42,910.15/64,349.43 = 14,823/x
3. Step 3: Cross multiply
   42,910.15x = 64,349.43 × 14,823
4. Step 4: Simplify right side
   42,910.15x = 953,851,600.89
5. Step 5: Solve for x
   x = 953,851,600.89/42,910.15
6. Step 6: Final answer
   x = 22,229.04