Finding the Fourth Proportional to 56,196.86, 77,556.61 and 31,051.22

Step by Step Solution

1. Step 1: Write the proportion equation
   56,196.86 : 77,556.61 = 31,051.22 : x
2. Step 2: Convert to fraction form
   56,196.86/77,556.61 = 31,051.22/x
3. Step 3: Cross multiply
   56,196.86x = 77,556.61 × 31,051.22
4. Step 4: Simplify right side
   56,196.86x = 2,408,227,359.56
5. Step 5: Solve for x
   x = 2,408,227,359.56/56,196.86
6. Step 6: Final answer
   x = 42,853.41