Finding the Fourth Proportional to 101,173.41, 139,619.33 and 55,851.42

Step by Step Solution

1. Step 1: Write the proportion equation
   101,173.41 : 139,619.33 = 55,851.42 : x
2. Step 2: Convert to fraction form
   101,173.41/139,619.33 = 55,851.42/x
3. Step 3: Cross multiply
   101,173.41x = 139,619.33 × 55,851.42
4. Step 4: Simplify right side
   101,173.41x = 7,797,938,529.33
5. Step 5: Solve for x
   x = 7,797,938,529.33/101,173.41
6. Step 6: Final answer
   x = 77,074.98