Finding the Fourth Proportional to 89,694.80, 134,493.60 and 37,109.60

Step by Step Solution

1. Step 1: Write the proportion equation
   89,694.80 : 134,493.60 = 37,109.60 : x
2. Step 2: Convert to fraction form
   89,694.80/134,493.60 = 37,109.60/x
3. Step 3: Cross multiply
   89,694.80x = 134,493.60 × 37,109.60
4. Step 4: Simplify right side
   89,694.80x = 4,991,003,698.56
5. Step 5: Solve for x
   x = 4,991,003,698.56/89,694.80
6. Step 6: Final answer
   x = 55,644.29