Finding the Fourth Proportional to 150,818, 208,131.35 and 82,841.26

Step by Step Solution

1. Step 1: Write the proportion equation
   150,818 : 208,131.35 = 82,841.26 : x
2. Step 2: Convert to fraction form
   150,818/208,131.35 = 82,841.26/x
3. Step 3: Cross multiply
   150,818x = 208,131.35 × 82,841.26
4. Step 4: Simplify right side
   150,818x = 17,241,863,279.50
5. Step 5: Solve for x
   x = 17,241,863,279.50/150,818
6. Step 6: Final answer
   x = 114,322.32