Finding the Fourth Proportional to 452,061.99, 678,092.94 and 352,296.83

Step by Step Solution

1. Step 1: Write the proportion equation
   452,061.99 : 678,092.94 = 352,296.83 : x
2. Step 2: Convert to fraction form
   452,061.99/678,092.94 = 352,296.83/x
3. Step 3: Cross multiply
   452,061.99x = 678,092.94 × 352,296.83
4. Step 4: Simplify right side
   452,061.99x = 238,889,989,816.92
5. Step 5: Solve for x
   x = 238,889,989,816.92/452,061.99
6. Step 6: Final answer
   x = 528,445.20