Finding the Fourth Proportional to 101,184.72, 139,628.76 and 60,911.52

Step by Step Solution

1. Step 1: Write the proportion equation
   101,184.72 : 139,628.76 = 60,911.52 : x
2. Step 2: Convert to fraction form
   101,184.72/139,628.76 = 60,911.52/x
3. Step 3: Cross multiply
   101,184.72x = 139,628.76 × 60,911.52
4. Step 4: Simplify right side
   101,184.72x = 8,505,000,007.32
5. Step 5: Solve for x
   x = 8,505,000,007.32/101,184.72
6. Step 6: Final answer
   x = 84,054.19