Finding the Fourth Proportional to 108,036.52, 162,072.06 and 45,707.56

Step by Step Solution

1. Step 1: Write the proportion equation
   108,036.52 : 162,072.06 = 45,707.56 : x
2. Step 2: Convert to fraction form
   108,036.52/162,072.06 = 45,707.56/x
3. Step 3: Cross multiply
   108,036.52x = 162,072.06 × 45,707.56
4. Step 4: Simplify right side
   108,036.52x = 7,407,918,406.77
5. Step 5: Solve for x
   x = 7,407,918,406.77/108,036.52
6. Step 6: Final answer
   x = 68,568.65