Finding the Fourth Proportional to 279,629.52, 385,886.76 and 152,304.72

Step by Step Solution

1. Step 1: Write the proportion equation
   279,629.52 : 385,886.76 = 152,304.72 : x
2. Step 2: Convert to fraction form
   279,629.52/385,886.76 = 152,304.72/x
3. Step 3: Cross multiply
   279,629.52x = 385,886.76 × 152,304.72
4. Step 4: Simplify right side
   279,629.52x = 58,772,374,933.51
5. Step 5: Solve for x
   x = 58,772,374,933.51/279,629.52
6. Step 6: Final answer
   x = 210,179.44