Finding the Fourth Proportional to 106,084.86, 146,378.16 and 60,144.72

Step by Step Solution

1. Step 1: Write the proportion equation
   106,084.86 : 146,378.16 = 60,144.72 : x
2. Step 2: Convert to fraction form
   106,084.86/146,378.16 = 60,144.72/x
3. Step 3: Cross multiply
   106,084.86x = 146,378.16 × 60,144.72
4. Step 4: Simplify right side
   106,084.86x = 8,803,873,447.32
5. Step 5: Solve for x
   x = 8,803,873,447.32/106,084.86
6. Step 6: Final answer
   x = 82,988.97