Finding the Fourth Proportional to 101,327.88, 139,833.03 and 55,387.59

Step by Step Solution

1. Step 1: Write the proportion equation
   101,327.88 : 139,833.03 = 55,387.59 : x
2. Step 2: Convert to fraction form
   101,327.88/139,833.03 = 55,387.59/x
3. Step 3: Cross multiply
   101,327.88x = 139,833.03 × 55,387.59
4. Step 4: Simplify right side
   101,327.88x = 7,745,014,046.05
5. Step 5: Solve for x
   x = 7,745,014,046.05/101,327.88
6. Step 6: Final answer
   x = 76,435.17