Finding the Fourth Proportional to 132,663.12, 183,070.83 and 72,233.27

Step by Step Solution

1. Step 1: Write the proportion equation
   132,663.12 : 183,070.83 = 72,233.27 : x
2. Step 2: Convert to fraction form
   132,663.12/183,070.83 = 72,233.27/x
3. Step 3: Cross multiply
   132,663.12x = 183,070.83 × 72,233.27
4. Step 4: Simplify right side
   132,663.12x = 13,223,804,734.55
5. Step 5: Solve for x
   x = 13,223,804,734.55/132,663.12
6. Step 6: Final answer
   x = 99,679.59