Finding the Fourth Proportional to 56,003.25, 77,284.49 and 30,853.29

Step by Step Solution

1. Step 1: Write the proportion equation
   56,003.25 : 77,284.49 = 30,853.29 : x
2. Step 2: Convert to fraction form
   56,003.25/77,284.49 = 30,853.29/x
3. Step 3: Cross multiply
   56,003.25x = 77,284.49 × 30,853.29
4. Step 4: Simplify right side
   56,003.25x = 2,384,480,628.21
5. Step 5: Solve for x
   x = 2,384,480,628.21/56,003.25
6. Step 6: Final answer
   x = 42,577.54