Finding the Fourth Proportional to 56,856.47, 78,436.94 and 34,182.33

Step by Step Solution

1. Step 1: Write the proportion equation
   56,856.47 : 78,436.94 = 34,182.33 : x
2. Step 2: Convert to fraction form
   56,856.47/78,436.94 = 34,182.33/x
3. Step 3: Cross multiply
   56,856.47x = 78,436.94 × 34,182.33
4. Step 4: Simplify right side
   56,856.47x = 2,681,157,196.36
5. Step 5: Solve for x
   x = 2,681,157,196.36/56,856.47
6. Step 6: Final answer
   x = 47,156.59