Finding the Fourth Proportional to 1,085,527.98, 1,498,120.38 and 602,248.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,085,527.98 : 1,498,120.38 = 602,248.50 : x
2. Step 2: Convert to fraction form
   1,085,527.98/1,498,120.38 = 602,248.50/x
3. Step 3: Cross multiply
   1,085,527.98x = 1,498,120.38 × 602,248.50
4. Step 4: Simplify right side
   1,085,527.98x = 902,240,751,674.43
5. Step 5: Solve for x
   x = 902,240,751,674.43/1,085,527.98
6. Step 6: Final answer
   x = 831,153.84