Finding the Fourth Proportional to 101,610.69, 140,227.71 and 61,323.72

Step by Step Solution

1. Step 1: Write the proportion equation
   101,610.69 : 140,227.71 = 61,323.72 : x
2. Step 2: Convert to fraction form
   101,610.69/140,227.71 = 61,323.72/x
3. Step 3: Cross multiply
   101,610.69x = 140,227.71 × 61,323.72
4. Step 4: Simplify right side
   101,610.69x = 8,599,284,824.28
5. Step 5: Solve for x
   x = 8,599,284,824.28/101,610.69
6. Step 6: Final answer
   x = 84,629.73