Finding the Fourth Proportional to 105,896.30, 146,036.73 and 69,533.62

Step by Step Solution

1. Step 1: Write the proportion equation
   105,896.30 : 146,036.73 = 69,533.62 : x
2. Step 2: Convert to fraction form
   105,896.30/146,036.73 = 69,533.62/x
3. Step 3: Cross multiply
   105,896.30x = 146,036.73 × 69,533.62
4. Step 4: Simplify right side
   105,896.30x = 10,154,462,124.77
5. Step 5: Solve for x
   x = 10,154,462,124.77/105,896.30
6. Step 6: Final answer
   x = 95,890.62