Finding the Fourth Proportional to 51,131.30, 76,552.76 and 27,061.08

Step by Step Solution

1. Step 1: Write the proportion equation
   51,131.30 : 76,552.76 = 27,061.08 : x
2. Step 2: Convert to fraction form
   51,131.30/76,552.76 = 27,061.08/x
3. Step 3: Cross multiply
   51,131.30x = 76,552.76 × 27,061.08
4. Step 4: Simplify right side
   51,131.30x = 2,071,600,362.58
5. Step 5: Solve for x
   x = 2,071,600,362.58/51,131.30
6. Step 6: Final answer
   x = 40,515.31