Finding the Fourth Proportional to 414,118.09, 621,191.04 and 114,573.59

Step by Step Solution

1. Step 1: Write the proportion equation
   414,118.09 : 621,191.04 = 114,573.59 : x
2. Step 2: Convert to fraction form
   414,118.09/621,191.04 = 114,573.59/x
3. Step 3: Cross multiply
   414,118.09x = 621,191.04 × 114,573.59
4. Step 4: Simplify right side
   414,118.09x = 71,172,086,483.61
5. Step 5: Solve for x
   x = 71,172,086,483.61/414,118.09
6. Step 6: Final answer
   x = 171,864.23