Finding the Fourth Proportional to 109,573.58, 164,296.98 and 42,935.69

Step by Step Solution

1. Step 1: Write the proportion equation
   109,573.58 : 164,296.98 = 42,935.69 : x
2. Step 2: Convert to fraction form
   109,573.58/164,296.98 = 42,935.69/x
3. Step 3: Cross multiply
   109,573.58x = 164,296.98 × 42,935.69
4. Step 4: Simplify right side
   109,573.58x = 7,054,203,379.73
5. Step 5: Solve for x
   x = 7,054,203,379.73/109,573.58
6. Step 6: Final answer
   x = 64,378.69