Finding the Fourth Proportional to 1,816,323.52, 2,724,477.60 and 554,146.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,816,323.52 : 2,724,477.60 = 554,146.88 : x
2. Step 2: Convert to fraction form
   1,816,323.52/2,724,477.60 = 554,146.88/x
3. Step 3: Cross multiply
   1,816,323.52x = 2,724,477.60 × 554,146.88
4. Step 4: Simplify right side
   1,816,323.52x = 1,509,760,761,669.89
5. Step 5: Solve for x
   x = 1,509,760,761,669.89/1,816,323.52
6. Step 6: Final answer
   x = 831,217.98