Finding the Fourth Proportional to 42,981.53, 64,483.47 and 16,328.03

Step by Step Solution

1. Step 1: Write the proportion equation
   42,981.53 : 64,483.47 = 16,328.03 : x
2. Step 2: Convert to fraction form
   42,981.53/64,483.47 = 16,328.03/x
3. Step 3: Cross multiply
   42,981.53x = 64,483.47 × 16,328.03
4. Step 4: Simplify right side
   42,981.53x = 1,052,887,710.25
5. Step 5: Solve for x
   x = 1,052,887,710.25/42,981.53
6. Step 6: Final answer
   x = 24,496.29