Finding the Fourth Proportional to 262,323, 362,005.74 and 143,091

Step by Step Solution

1. Step 1: Write the proportion equation
   262,323 : 362,005.74 = 143,091 : x
2. Step 2: Convert to fraction form
   262,323/362,005.74 = 143,091/x
3. Step 3: Cross multiply
   262,323x = 362,005.74 × 143,091
4. Step 4: Simplify right side
   262,323x = 51,799,763,342.34
5. Step 5: Solve for x
   x = 51,799,763,342.34/262,323
6. Step 6: Final answer
   x = 197,465.58