Finding the Fourth Proportional to 132,796.43, 183,259.08 and 72,367.05

Step by Step Solution

1. Step 1: Write the proportion equation
   132,796.43 : 183,259.08 = 72,367.05 : x
2. Step 2: Convert to fraction form
   132,796.43/183,259.08 = 72,367.05/x
3. Step 3: Cross multiply
   132,796.43x = 183,259.08 × 72,367.05
4. Step 4: Simplify right side
   132,796.43x = 13,261,919,005.31
5. Step 5: Solve for x
   x = 13,261,919,005.31/132,796.43
6. Step 6: Final answer
   x = 99,866.54