Finding the Fourth Proportional to 56,557, 78,055.86 and 34,201.16

Step by Step Solution

1. Step 1: Write the proportion equation
   56,557 : 78,055.86 = 34,201.16 : x
2. Step 2: Convert to fraction form
   56,557/78,055.86 = 34,201.16/x
3. Step 3: Cross multiply
   56,557x = 78,055.86 × 34,201.16
4. Step 4: Simplify right side
   56,557x = 2,669,600,956.80
5. Step 5: Solve for x
   x = 2,669,600,956.80/56,557
6. Step 6: Final answer
   x = 47,201.95