Finding the Fourth Proportional to 101,174.01, 139,622.18 and 55,851.81

Step by Step Solution

1. Step 1: Write the proportion equation
   101,174.01 : 139,622.18 = 55,851.81 : x
2. Step 2: Convert to fraction form
   101,174.01/139,622.18 = 55,851.81/x
3. Step 3: Cross multiply
   101,174.01x = 139,622.18 × 55,851.81
4. Step 4: Simplify right side
   101,174.01x = 7,798,151,189.89
5. Step 5: Solve for x
   x = 7,798,151,189.89/101,174.01
6. Step 6: Final answer
   x = 77,076.62