Finding the Fourth Proportional to 37,976.82, 56,969.78 and 15,805.18

Step by Step Solution

1. Step 1: Write the proportion equation
   37,976.82 : 56,969.78 = 15,805.18 : x
2. Step 2: Convert to fraction form
   37,976.82/56,969.78 = 15,805.18/x
3. Step 3: Cross multiply
   37,976.82x = 56,969.78 × 15,805.18
4. Step 4: Simplify right side
   37,976.82x = 900,417,627.46
5. Step 5: Solve for x
   x = 900,417,627.46/37,976.82
6. Step 6: Final answer
   x = 23,709.66