Finding the Fourth Proportional to 42,554.42, 63,814.76 and 14,468.78

Step by Step Solution

1. Step 1: Write the proportion equation
   42,554.42 : 63,814.76 = 14,468.78 : x
2. Step 2: Convert to fraction form
   42,554.42/63,814.76 = 14,468.78/x
3. Step 3: Cross multiply
   42,554.42x = 63,814.76 × 14,468.78
4. Step 4: Simplify right side
   42,554.42x = 923,321,723.19
5. Step 5: Solve for x
   x = 923,321,723.19/42,554.42
6. Step 6: Final answer
   x = 21,697.43