Finding the Fourth Proportional to 150,672.01, 207,926.72 and 82,690.08

Step by Step Solution

1. Step 1: Write the proportion equation
   150,672.01 : 207,926.72 = 82,690.08 : x
2. Step 2: Convert to fraction form
   150,672.01/207,926.72 = 82,690.08/x
3. Step 3: Cross multiply
   150,672.01x = 207,926.72 × 82,690.08
4. Step 4: Simplify right side
   150,672.01x = 17,193,477,994.03
5. Step 5: Solve for x
   x = 17,193,477,994.03/150,672.01
6. Step 6: Final answer
   x = 114,111.96