Finding the Fourth Proportional to 279,797.63, 386,120.72 and 152,473.25

Step by Step Solution

1. Step 1: Write the proportion equation
   279,797.63 : 386,120.72 = 152,473.25 : x
2. Step 2: Convert to fraction form
   279,797.63/386,120.72 = 152,473.25/x
3. Step 3: Cross multiply
   279,797.63x = 386,120.72 × 152,473.25
4. Step 4: Simplify right side
   279,797.63x = 58,873,082,417.22
5. Step 5: Solve for x
   x = 58,873,082,417.22/279,797.63
6. Step 6: Final answer
   x = 210,413.09