Finding the Fourth Proportional to 42,910.44, 64,370.00 and 11,322.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,910.44 : 64,370.00 = 11,322.69 : x
2. Step 2: Convert to fraction form
   42,910.44/64,370.00 = 11,322.69/x
3. Step 3: Cross multiply
   42,910.44x = 64,370.00 × 11,322.69
4. Step 4: Simplify right side
   42,910.44x = 728,841,498.69
5. Step 5: Solve for x
   x = 728,841,498.69/42,910.44
6. Step 6: Final answer
   x = 16,985.18