Finding the Fourth Proportional to 106,458.52, 146,907.78 and 61,105

Step by Step Solution

1. Step 1: Write the proportion equation
   106,458.52 : 146,907.78 = 61,105 : x
2. Step 2: Convert to fraction form
   106,458.52/146,907.78 = 61,105/x
3. Step 3: Cross multiply
   106,458.52x = 146,907.78 × 61,105
4. Step 4: Simplify right side
   106,458.52x = 8,976,799,896.90
5. Step 5: Solve for x
   x = 8,976,799,896.90/106,458.52
6. Step 6: Final answer
   x = 84,322.04