Finding the Fourth Proportional to 37,818.16, 56,752.76 and 28,465.09

Step by Step Solution

1. Step 1: Write the proportion equation
   37,818.16 : 56,752.76 = 28,465.09 : x
2. Step 2: Convert to fraction form
   37,818.16/56,752.76 = 28,465.09/x
3. Step 3: Cross multiply
   37,818.16x = 56,752.76 × 28,465.09
4. Step 4: Simplify right side
   37,818.16x = 1,615,472,421.15
5. Step 5: Solve for x
   x = 1,615,472,421.15/37,818.16
6. Step 6: Final answer
   x = 42,716.84