Finding the Fourth Proportional to 275,019.83, 412,530.05 and 75,341.94

Step by Step Solution

1. Step 1: Write the proportion equation
   275,019.83 : 412,530.05 = 75,341.94 : x
2. Step 2: Convert to fraction form
   275,019.83/412,530.05 = 75,341.94/x
3. Step 3: Cross multiply
   275,019.83x = 412,530.05 × 75,341.94
4. Step 4: Simplify right side
   275,019.83x = 31,080,814,275.30
5. Step 5: Solve for x
   x = 31,080,814,275.30/275,019.83
6. Step 6: Final answer
   x = 113,012.99