Finding the Fourth Proportional to 37,320.81, 51,499.33 and 22,211.03

Step by Step Solution

1. Step 1: Write the proportion equation
   37,320.81 : 51,499.33 = 22,211.03 : x
2. Step 2: Convert to fraction form
   37,320.81/51,499.33 = 22,211.03/x
3. Step 3: Cross multiply
   37,320.81x = 51,499.33 × 22,211.03
4. Step 4: Simplify right side
   37,320.81x = 1,143,853,264.59
5. Step 5: Solve for x
   x = 1,143,853,264.59/37,320.81
6. Step 6: Final answer
   x = 30,649.21