Finding the Fourth Proportional to 105,830.92, 146,023.86 and 61,093

Step by Step Solution

1. Step 1: Write the proportion equation
   105,830.92 : 146,023.86 = 61,093 : x
2. Step 2: Convert to fraction form
   105,830.92/146,023.86 = 61,093/x
3. Step 3: Cross multiply
   105,830.92x = 146,023.86 × 61,093
4. Step 4: Simplify right side
   105,830.92x = 8,921,035,678.98
5. Step 5: Solve for x
   x = 8,921,035,678.98/105,830.92
6. Step 6: Final answer
   x = 84,295.17