Finding the Fourth Proportional to 404,758.29, 607,026.59 and 152,019.23

Step by Step Solution

1. Step 1: Write the proportion equation
   404,758.29 : 607,026.59 = 152,019.23 : x
2. Step 2: Convert to fraction form
   404,758.29/607,026.59 = 152,019.23/x
3. Step 3: Cross multiply
   404,758.29x = 607,026.59 × 152,019.23
4. Step 4: Simplify right side
   404,758.29x = 92,279,711,006.10
5. Step 5: Solve for x
   x = 92,279,711,006.10/404,758.29
6. Step 6: Final answer
   x = 227,987.20