Finding the Fourth Proportional to 158,195, 237,350.82 and 83,312.12

Step by Step Solution

1. Step 1: Write the proportion equation
   158,195 : 237,350.82 = 83,312.12 : x
2. Step 2: Convert to fraction form
   158,195/237,350.82 = 83,312.12/x
3. Step 3: Cross multiply
   158,195x = 237,350.82 × 83,312.12
4. Step 4: Simplify right side
   158,195x = 19,774,199,997.94
5. Step 5: Solve for x
   x = 19,774,199,997.94/158,195
6. Step 6: Final answer
   x = 124,998.89