Finding the Fourth Proportional to 150,748.81, 208,033.72 and 82,770.17

Step by Step Solution

1. Step 1: Write the proportion equation
   150,748.81 : 208,033.72 = 82,770.17 : x
2. Step 2: Convert to fraction form
   150,748.81/208,033.72 = 82,770.17/x
3. Step 3: Cross multiply
   150,748.81x = 208,033.72 × 82,770.17
4. Step 4: Simplify right side
   150,748.81x = 17,218,985,123.04
5. Step 5: Solve for x
   x = 17,218,985,123.04/150,748.81
6. Step 6: Final answer
   x = 114,223.03