Finding the Fourth Proportional to 53,581.10, 73,856.52 and 42,233

Step by Step Solution

1. Step 1: Write the proportion equation
   53,581.10 : 73,856.52 = 42,233 : x
2. Step 2: Convert to fraction form
   53,581.10/73,856.52 = 42,233/x
3. Step 3: Cross multiply
   53,581.10x = 73,856.52 × 42,233
4. Step 4: Simplify right side
   53,581.10x = 3,119,182,409.16
5. Step 5: Solve for x
   x = 3,119,182,409.16/53,581.10
6. Step 6: Final answer
   x = 58,214.23