Finding the Fourth Proportional to 548,785.83, 823,095.52 and 149,458.06

Step by Step Solution

1. Step 1: Write the proportion equation
   548,785.83 : 823,095.52 = 149,458.06 : x
2. Step 2: Convert to fraction form
   548,785.83/823,095.52 = 149,458.06/x
3. Step 3: Cross multiply
   548,785.83x = 823,095.52 × 149,458.06
4. Step 4: Simplify right side
   548,785.83x = 123,018,259,613.89
5. Step 5: Solve for x
   x = 123,018,259,613.89/548,785.83
6. Step 6: Final answer
   x = 224,164.42