Finding the Fourth Proportional to 101,284.10, 139,771.49 and 55,962.10

Step by Step Solution

1. Step 1: Write the proportion equation
   101,284.10 : 139,771.49 = 55,962.10 : x
2. Step 2: Convert to fraction form
   101,284.10/139,771.49 = 55,962.10/x
3. Step 3: Cross multiply
   101,284.10x = 139,771.49 × 55,962.10
4. Step 4: Simplify right side
   101,284.10x = 7,821,905,524.01
5. Step 5: Solve for x
   x = 7,821,905,524.01/101,284.10
6. Step 6: Final answer
   x = 77,227.38