Finding the Fourth Proportional to 56,662.08, 78,192.56 and 31,511.04

Step by Step Solution

1. Step 1: Write the proportion equation
   56,662.08 : 78,192.56 = 31,511.04 : x
2. Step 2: Convert to fraction form
   56,662.08/78,192.56 = 31,511.04/x
3. Step 3: Cross multiply
   56,662.08x = 78,192.56 × 31,511.04
4. Step 4: Simplify right side
   56,662.08x = 2,463,928,885.86
5. Step 5: Solve for x
   x = 2,463,928,885.86/56,662.08
6. Step 6: Final answer
   x = 43,484.62