Finding the Fourth Proportional to 114,401.36, 157,780.28 and 80,522.00

Step by Step Solution

1. Step 1: Write the proportion equation
   114,401.36 : 157,780.28 = 80,522.00 : x
2. Step 2: Convert to fraction form
   114,401.36/157,780.28 = 80,522.00/x
3. Step 3: Cross multiply
   114,401.36x = 157,780.28 × 80,522.00
4. Step 4: Simplify right side
   114,401.36x = 12,704,782,514.65
5. Step 5: Solve for x
   x = 12,704,782,514.65/114,401.36
6. Step 6: Final answer
   x = 111,054.48