Finding the Fourth Proportional to 149,185.76, 223,785.99 and 42,585.37

Step by Step Solution

1. Step 1: Write the proportion equation
   149,185.76 : 223,785.99 = 42,585.37 : x
2. Step 2: Convert to fraction form
   149,185.76/223,785.99 = 42,585.37/x
3. Step 3: Cross multiply
   149,185.76x = 223,785.99 × 42,585.37
4. Step 4: Simplify right side
   149,185.76x = 9,530,008,625.50
5. Step 5: Solve for x
   x = 9,530,008,625.50/149,185.76
6. Step 6: Final answer
   x = 63,880.15