Finding the Fourth Proportional to 502,105.55, 692,601.37 and 298,022.00

Step by Step Solution

1. Step 1: Write the proportion equation
   502,105.55 : 692,601.37 = 298,022.00 : x
2. Step 2: Convert to fraction form
   502,105.55/692,601.37 = 298,022.00/x
3. Step 3: Cross multiply
   502,105.55x = 692,601.37 × 298,022.00
4. Step 4: Simplify right side
   502,105.55x = 206,410,441,282.08
5. Step 5: Solve for x
   x = 206,410,441,282.08/502,105.55
6. Step 6: Final answer
   x = 411,089.75