Finding the Fourth Proportional to 106,111.37, 146,454.50 and 60,819.72

Step by Step Solution

1. Step 1: Write the proportion equation
   106,111.37 : 146,454.50 = 60,819.72 : x
2. Step 2: Convert to fraction form
   106,111.37/146,454.50 = 60,819.72/x
3. Step 3: Cross multiply
   106,111.37x = 146,454.50 × 60,819.72
4. Step 4: Simplify right side
   106,111.37x = 8,907,321,682.74
5. Step 5: Solve for x
   x = 8,907,321,682.74/106,111.37
6. Step 6: Final answer
   x = 83,943.14