Finding the Fourth Proportional to 193,061.56, 266,422.38 and 108,180.28

Step by Step Solution

1. Step 1: Write the proportion equation
   193,061.56 : 266,422.38 = 108,180.28 : x
2. Step 2: Convert to fraction form
   193,061.56/266,422.38 = 108,180.28/x
3. Step 3: Cross multiply
   193,061.56x = 266,422.38 × 108,180.28
4. Step 4: Simplify right side
   193,061.56x = 28,821,647,666.67
5. Step 5: Solve for x
   x = 28,821,647,666.67/193,061.56
6. Step 6: Final answer
   x = 149,287.34