Finding the Fourth Proportional to 279,196.93, 385,290.03 and 151,873.03

Step by Step Solution

1. Step 1: Write the proportion equation
   279,196.93 : 385,290.03 = 151,873.03 : x
2. Step 2: Convert to fraction form
   279,196.93/385,290.03 = 151,873.03/x
3. Step 3: Cross multiply
   279,196.93x = 385,290.03 × 151,873.03
4. Step 4: Simplify right side
   279,196.93x = 58,515,164,284.89
5. Step 5: Solve for x
   x = 58,515,164,284.89/279,196.93
6. Step 6: Final answer
   x = 209,583.84