Finding the Fourth Proportional to 335,445.59, 462,931.05 and 192,206.00

Step by Step Solution

1. Step 1: Write the proportion equation
   335,445.59 : 462,931.05 = 192,206.00 : x
2. Step 2: Convert to fraction form
   335,445.59/462,931.05 = 192,206.00/x
3. Step 3: Cross multiply
   335,445.59x = 462,931.05 × 192,206.00
4. Step 4: Simplify right side
   335,445.59x = 88,978,123,081.64
5. Step 5: Solve for x
   x = 88,978,123,081.64/335,445.59
6. Step 6: Final answer
   x = 265,253.52