Finding the Fourth Proportional to 30,656.00, 42,303.91 and 17,910.36

Step by Step Solution

1. Step 1: Write the proportion equation
   30,656.00 : 42,303.91 = 17,910.36 : x
2. Step 2: Convert to fraction form
   30,656.00/42,303.91 = 17,910.36/x
3. Step 3: Cross multiply
   30,656.00x = 42,303.91 × 17,910.36
4. Step 4: Simplify right side
   30,656.00x = 757,678,212.73
5. Step 5: Solve for x
   x = 757,678,212.73/30,656.00
6. Step 6: Final answer
   x = 24,715.50