Finding the Fourth Proportional to 190,665.98, 263,114.04 and 104,624.70

Step by Step Solution

1. Step 1: Write the proportion equation
   190,665.98 : 263,114.04 = 104,624.70 : x
2. Step 2: Convert to fraction form
   190,665.98/263,114.04 = 104,624.70/x
3. Step 3: Cross multiply
   190,665.98x = 263,114.04 × 104,624.70
4. Step 4: Simplify right side
   190,665.98x = 27,528,227,500.79
5. Step 5: Solve for x
   x = 27,528,227,500.79/190,665.98
6. Step 6: Final answer
   x = 144,379.34