Finding the Fourth Proportional to 56,098.22, 77,415.82 and 30,947.72

Step by Step Solution

1. Step 1: Write the proportion equation
   56,098.22 : 77,415.82 = 30,947.72 : x
2. Step 2: Convert to fraction form
   56,098.22/77,415.82 = 30,947.72/x
3. Step 3: Cross multiply
   56,098.22x = 77,415.82 × 30,947.72
4. Step 4: Simplify right side
   56,098.22x = 2,395,843,120.93
5. Step 5: Solve for x
   x = 2,395,843,120.93/56,098.22
6. Step 6: Final answer
   x = 42,708.01