Finding the Fourth Proportional to 89,695.56, 134,466.94 and 39,748.43

Step by Step Solution

1. Step 1: Write the proportion equation
   89,695.56 : 134,466.94 = 39,748.43 : x
2. Step 2: Convert to fraction form
   89,695.56/134,466.94 = 39,748.43/x
3. Step 3: Cross multiply
   89,695.56x = 134,466.94 × 39,748.43
4. Step 4: Simplify right side
   89,695.56x = 5,344,848,880.83
5. Step 5: Solve for x
   x = 5,344,848,880.83/89,695.56
6. Step 6: Final answer
   x = 59,588.78