Finding the Fourth Proportional to 55,926.25, 77,175.89 and 30,774.13

Step by Step Solution

1. Step 1: Write the proportion equation
   55,926.25 : 77,175.89 = 30,774.13 : x
2. Step 2: Convert to fraction form
   55,926.25/77,175.89 = 30,774.13/x
3. Step 3: Cross multiply
   55,926.25x = 77,175.89 × 30,774.13
4. Step 4: Simplify right side
   55,926.25x = 2,375,020,640.32
5. Step 5: Solve for x
   x = 2,375,020,640.32/55,926.25
6. Step 6: Final answer
   x = 42,467.01