Finding the Fourth Proportional to 37,040.54, 51,112.73 and 21,730.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,040.54 : 51,112.73 = 21,730.18 : x
2. Step 2: Convert to fraction form
   37,040.54/51,112.73 = 21,730.18/x
3. Step 3: Cross multiply
   37,040.54x = 51,112.73 × 21,730.18
4. Step 4: Simplify right side
   37,040.54x = 1,110,688,620.90
5. Step 5: Solve for x
   x = 1,110,688,620.90/37,040.54
6. Step 6: Final answer
   x = 29,985.75