Finding the Fourth Proportional to 150,498.95, 207,690.89 and 82,522.13

Step by Step Solution

1. Step 1: Write the proportion equation
   150,498.95 : 207,690.89 = 82,522.13 : x
2. Step 2: Convert to fraction form
   150,498.95/207,690.89 = 82,522.13/x
3. Step 3: Cross multiply
   150,498.95x = 207,690.89 × 82,522.13
4. Step 4: Simplify right side
   150,498.95x = 17,139,093,173.33
5. Step 5: Solve for x
   x = 17,139,093,173.33/150,498.95
6. Step 6: Final answer
   x = 113,881.82