Finding the Fourth Proportional to 33,309.93, 45,970.33 and 18,970.37

Step by Step Solution

1. Step 1: Write the proportion equation
   33,309.93 : 45,970.33 = 18,970.37 : x
2. Step 2: Convert to fraction form
   33,309.93/45,970.33 = 18,970.37/x
3. Step 3: Cross multiply
   33,309.93x = 45,970.33 × 18,970.37
4. Step 4: Simplify right side
   33,309.93x = 872,074,046.45
5. Step 5: Solve for x
   x = 872,074,046.45/33,309.93
6. Step 6: Final answer
   x = 26,180.60