Finding the Fourth Proportional to 279,559.34, 385,796.28 and 152,234.83

Step by Step Solution

1. Step 1: Write the proportion equation
   279,559.34 : 385,796.28 = 152,234.83 : x
2. Step 2: Convert to fraction form
   279,559.34/385,796.28 = 152,234.83/x
3. Step 3: Cross multiply
   279,559.34x = 385,796.28 × 152,234.83
4. Step 4: Simplify right side
   279,559.34x = 58,731,631,100.43
5. Step 5: Solve for x
   x = 58,731,631,100.43/279,559.34
6. Step 6: Final answer
   x = 210,086.46