Finding the Fourth Proportional to 42,375.34, 63,572.46 and 13,913.56

Step by Step Solution

1. Step 1: Write the proportion equation
   42,375.34 : 63,572.46 = 13,913.56 : x
2. Step 2: Convert to fraction form
   42,375.34/63,572.46 = 13,913.56/x
3. Step 3: Cross multiply
   42,375.34x = 63,572.46 × 13,913.56
4. Step 4: Simplify right side
   42,375.34x = 884,519,236.56
5. Step 5: Solve for x
   x = 884,519,236.56/42,375.34
6. Step 6: Final answer
   x = 20,873.44