Finding the Fourth Proportional to 132,735.56, 183,172.52 and 72,305.52

Step by Step Solution

1. Step 1: Write the proportion equation
   132,735.56 : 183,172.52 = 72,305.52 : x
2. Step 2: Convert to fraction form
   132,735.56/183,172.52 = 72,305.52/x
3. Step 3: Cross multiply
   132,735.56x = 183,172.52 × 72,305.52
4. Step 4: Simplify right side
   132,735.56x = 13,244,384,308.31
5. Step 5: Solve for x
   x = 13,244,384,308.31/132,735.56
6. Step 6: Final answer
   x = 99,780.23