Finding the Fourth Proportional to 42,544.72, 63,853.96 and 42,446.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,544.72 : 63,853.96 = 42,446.32 : x
2. Step 2: Convert to fraction form
   42,544.72/63,853.96 = 42,446.32/x
3. Step 3: Cross multiply
   42,544.72x = 63,853.96 × 42,446.32
4. Step 4: Simplify right side
   42,544.72x = 2,710,365,619.43
5. Step 5: Solve for x
   x = 2,710,365,619.43/42,544.72
6. Step 6: Final answer
   x = 63,706.27