Finding the Fourth Proportional to 404,758.08, 607,026.20 and 152,019.05

Step by Step Solution

1. Step 1: Write the proportion equation
   404,758.08 : 607,026.20 = 152,019.05 : x
2. Step 2: Convert to fraction form
   404,758.08/607,026.20 = 152,019.05/x
3. Step 3: Cross multiply
   404,758.08x = 607,026.20 × 152,019.05
4. Step 4: Simplify right side
   404,758.08x = 92,279,542,453.88
5. Step 5: Solve for x
   x = 92,279,542,453.88/404,758.08
6. Step 6: Final answer
   x = 227,986.91