Finding the Fourth Proportional to 132,799.34, 183,263.09 and 72,369.96

Step by Step Solution

1. Step 1: Write the proportion equation
   132,799.34 : 183,263.09 = 72,369.96 : x
2. Step 2: Convert to fraction form
   132,799.34/183,263.09 = 72,369.96/x
3. Step 3: Cross multiply
   132,799.34x = 183,263.09 × 72,369.96
4. Step 4: Simplify right side
   132,799.34x = 13,262,742,492.78
5. Step 5: Solve for x
   x = 13,262,742,492.78/132,799.34
6. Step 6: Final answer
   x = 99,870.55