Finding the Fourth Proportional to 56,226.61, 77,594.79 and 30,734.69

Step by Step Solution

1. Step 1: Write the proportion equation
   56,226.61 : 77,594.79 = 30,734.69 : x
2. Step 2: Convert to fraction form
   56,226.61/77,594.79 = 30,734.69/x
3. Step 3: Cross multiply
   56,226.61x = 77,594.79 × 30,734.69
4. Step 4: Simplify right side
   56,226.61x = 2,384,851,720.69
5. Step 5: Solve for x
   x = 2,384,851,720.69/56,226.61
6. Step 6: Final answer
   x = 42,415.00