Finding the Fourth Proportional to 42,554.49, 63,888.27 and 36,354.34

Step by Step Solution

1. Step 1: Write the proportion equation
   42,554.49 : 63,888.27 = 36,354.34 : x
2. Step 2: Convert to fraction form
   42,554.49/63,888.27 = 36,354.34/x
3. Step 3: Cross multiply
   42,554.49x = 63,888.27 × 36,354.34
4. Step 4: Simplify right side
   42,554.49x = 2,322,615,889.59
5. Step 5: Solve for x
   x = 2,322,615,889.59/42,554.49
6. Step 6: Final answer
   x = 54,579.81