Finding the Fourth Proportional to 106,499.72, 146,976.74 and 61,192.37

Step by Step Solution

1. Step 1: Write the proportion equation
   106,499.72 : 146,976.74 = 61,192.37 : x
2. Step 2: Convert to fraction form
   106,499.72/146,976.74 = 61,192.37/x
3. Step 3: Cross multiply
   106,499.72x = 146,976.74 × 61,192.37
4. Step 4: Simplify right side
   106,499.72x = 8,993,854,014.63
5. Step 5: Solve for x
   x = 8,993,854,014.63/106,499.72
6. Step 6: Final answer
   x = 84,449.56