Finding the Fourth Proportional to 468,461.98, 646,477.39 and 253,601.89

Step by Step Solution

1. Step 1: Write the proportion equation
   468,461.98 : 646,477.39 = 253,601.89 : x
2. Step 2: Convert to fraction form
   468,461.98/646,477.39 = 253,601.89/x
3. Step 3: Cross multiply
   468,461.98x = 646,477.39 × 253,601.89
4. Step 4: Simplify right side
   468,461.98x = 163,947,887,946.27
5. Step 5: Solve for x
   x = 163,947,887,946.27/468,461.98
6. Step 6: Final answer
   x = 349,970.53