Finding the Fourth Proportional to 101,086.35, 139,499.16 and 55,764.44

Step by Step Solution

1. Step 1: Write the proportion equation
   101,086.35 : 139,499.16 = 55,764.44 : x
2. Step 2: Convert to fraction form
   101,086.35/139,499.16 = 55,764.44/x
3. Step 3: Cross multiply
   101,086.35x = 139,499.16 × 55,764.44
4. Step 4: Simplify right side
   101,086.35x = 7,779,091,840.37
5. Step 5: Solve for x
   x = 7,779,091,840.37/101,086.35
6. Step 6: Final answer
   x = 76,954.92