Finding the Fourth Proportional to 262,788.86, 362,624.81 and 148,086.17

Step by Step Solution

1. Step 1: Write the proportion equation
   262,788.86 : 362,624.81 = 148,086.17 : x
2. Step 2: Convert to fraction form
   262,788.86/362,624.81 = 148,086.17/x
3. Step 3: Cross multiply
   262,788.86x = 362,624.81 × 148,086.17
4. Step 4: Simplify right side
   262,788.86x = 53,699,716,706.32
5. Step 5: Solve for x
   x = 53,699,716,706.32/262,788.86
6. Step 6: Final answer
   x = 204,345.49