Finding the Fourth Proportional to 434,498.58, 599,598.86 and 243,507.87

Step by Step Solution

1. Step 1: Write the proportion equation
   434,498.58 : 599,598.86 = 243,507.87 : x
2. Step 2: Convert to fraction form
   434,498.58/599,598.86 = 243,507.87/x
3. Step 3: Cross multiply
   434,498.58x = 599,598.86 × 243,507.87
4. Step 4: Simplify right side
   434,498.58x = 146,007,040,035.49
5. Step 5: Solve for x
   x = 146,007,040,035.49/434,498.58
6. Step 6: Final answer
   x = 336,035.71