Finding the Fourth Proportional to 188,245.42, 259,782.87 and 103,362.82

Step by Step Solution

1. Step 1: Write the proportion equation
   188,245.42 : 259,782.87 = 103,362.82 : x
2. Step 2: Convert to fraction form
   188,245.42/259,782.87 = 103,362.82/x
3. Step 3: Cross multiply
   188,245.42x = 259,782.87 × 103,362.82
4. Step 4: Simplify right side
   188,245.42x = 26,851,890,030.89
5. Step 5: Solve for x
   x = 26,851,890,030.89/188,245.42
6. Step 6: Final answer
   x = 142,642.99