Finding the Fourth Proportional to 555,501.24, 766,592.78 and 300,852.50

Step by Step Solution

1. Step 1: Write the proportion equation
   555,501.24 : 766,592.78 = 300,852.50 : x
2. Step 2: Convert to fraction form
   555,501.24/766,592.78 = 300,852.50/x
3. Step 3: Cross multiply
   555,501.24x = 766,592.78 × 300,852.50
4. Step 4: Simplify right side
   555,501.24x = 230,631,349,007.72
5. Step 5: Solve for x
   x = 230,631,349,007.72/555,501.24
6. Step 6: Final answer
   x = 415,177.02