Finding the Fourth Proportional to 37,075.23, 51,168.69 and 21,162.78

Step by Step Solution

1. Step 1: Write the proportion equation
   37,075.23 : 51,168.69 = 21,162.78 : x
2. Step 2: Convert to fraction form
   37,075.23/51,168.69 = 21,162.78/x
3. Step 3: Cross multiply
   37,075.23x = 51,168.69 × 21,162.78
4. Step 4: Simplify right side
   37,075.23x = 1,082,871,729.36
5. Step 5: Solve for x
   x = 1,082,871,729.36/37,075.23
6. Step 6: Final answer
   x = 29,207.42