Finding the Fourth Proportional to 95,055.46, 142,554.39 and 39,638.50

Step by Step Solution

1. Step 1: Write the proportion equation
   95,055.46 : 142,554.39 = 39,638.50 : x
2. Step 2: Convert to fraction form
   95,055.46/142,554.39 = 39,638.50/x
3. Step 3: Cross multiply
   95,055.46x = 142,554.39 × 39,638.50
4. Step 4: Simplify right side
   95,055.46x = 5,650,642,188.02
5. Step 5: Solve for x
   x = 5,650,642,188.02/95,055.46
6. Step 6: Final answer
   x = 59,445.74