Finding the Fourth Proportional to 101,145.98, 139,589.36 and 55,832.96

Step by Step Solution

1. Step 1: Write the proportion equation
   101,145.98 : 139,589.36 = 55,832.96 : x
2. Step 2: Convert to fraction form
   101,145.98/139,589.36 = 55,832.96/x
3. Step 3: Cross multiply
   101,145.98x = 139,589.36 × 55,832.96
4. Step 4: Simplify right side
   101,145.98x = 7,793,687,153.31
5. Step 5: Solve for x
   x = 7,793,687,153.31/101,145.98
6. Step 6: Final answer
   x = 77,053.85