Finding the Fourth Proportional to 56,996.72, 78,653.03 and 31,501.77

Step by Step Solution

1. Step 1: Write the proportion equation
   56,996.72 : 78,653.03 = 31,501.77 : x
2. Step 2: Convert to fraction form
   56,996.72/78,653.03 = 31,501.77/x
3. Step 3: Cross multiply
   56,996.72x = 78,653.03 × 31,501.77
4. Step 4: Simplify right side
   56,996.72x = 2,477,709,660.86
5. Step 5: Solve for x
   x = 2,477,709,660.86/56,996.72
6. Step 6: Final answer
   x = 43,471.09