Finding the Fourth Proportional to 1,013,329.98, 1,518,653.61 and 538,993.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,013,329.98 : 1,518,653.61 = 538,993.98 : x
2. Step 2: Convert to fraction form
   1,013,329.98/1,518,653.61 = 538,993.98/x
3. Step 3: Cross multiply
   1,013,329.98x = 1,518,653.61 × 538,993.98
4. Step 4: Simplify right side
   1,013,329.98x = 818,545,153,495.27
5. Step 5: Solve for x
   x = 818,545,153,495.27/1,013,329.98
6. Step 6: Final answer
   x = 807,777.50