Finding the Fourth Proportional to 37,158.06, 51,278.22 and 21,242.94

Step by Step Solution

1. Step 1: Write the proportion equation
   37,158.06 : 51,278.22 = 21,242.94 : x
2. Step 2: Convert to fraction form
   37,158.06/51,278.22 = 21,242.94/x
3. Step 3: Cross multiply
   37,158.06x = 51,278.22 × 21,242.94
4. Step 4: Simplify right side
   37,158.06x = 1,089,300,150.77
5. Step 5: Solve for x
   x = 1,089,300,150.77/37,158.06
6. Step 6: Final answer
   x = 29,315.31