Finding the Fourth Proportional to 37,085.06, 51,181.02 and 21,171.88

Step by Step Solution

1. Step 1: Write the proportion equation
   37,085.06 : 51,181.02 = 21,171.88 : x
2. Step 2: Convert to fraction form
   37,085.06/51,181.02 = 21,171.88/x
3. Step 3: Cross multiply
   37,085.06x = 51,181.02 × 21,171.88
4. Step 4: Simplify right side
   37,085.06x = 1,083,598,413.72
5. Step 5: Solve for x
   x = 1,083,598,413.72/37,085.06
6. Step 6: Final answer
   x = 29,219.27