Finding the Fourth Proportional to 262,830.86, 362,706.74 and 141,972.15

Step by Step Solution

1. Step 1: Write the proportion equation
   262,830.86 : 362,706.74 = 141,972.15 : x
2. Step 2: Convert to fraction form
   262,830.86/362,706.74 = 141,972.15/x
3. Step 3: Cross multiply
   262,830.86x = 362,706.74 × 141,972.15
4. Step 4: Simplify right side
   262,830.86x = 51,494,254,987.43
5. Step 5: Solve for x
   x = 51,494,254,987.43/262,830.86
6. Step 6: Final answer
   x = 195,921.65