Finding the Fourth Proportional to 106,023.51, 146,322.53 and 60,705.09

Step by Step Solution

1. Step 1: Write the proportion equation
   106,023.51 : 146,322.53 = 60,705.09 : x
2. Step 2: Convert to fraction form
   106,023.51/146,322.53 = 60,705.09/x
3. Step 3: Cross multiply
   106,023.51x = 146,322.53 × 60,705.09
4. Step 4: Simplify right side
   106,023.51x = 8,882,522,049.15
5. Step 5: Solve for x
   x = 8,882,522,049.15/106,023.51
6. Step 6: Final answer
   x = 83,778.80