Finding the Fourth Proportional to 105,595.23, 145,725.06 and 57,848.56

Step by Step Solution

1. Step 1: Write the proportion equation
   105,595.23 : 145,725.06 = 57,848.56 : x
2. Step 2: Convert to fraction form
   105,595.23/145,725.06 = 57,848.56/x
3. Step 3: Cross multiply
   105,595.23x = 145,725.06 × 57,848.56
4. Step 4: Simplify right side
   105,595.23x = 8,429,984,876.91
5. Step 5: Solve for x
   x = 8,429,984,876.91/105,595.23
6. Step 6: Final answer
   x = 79,833.01