Finding the Fourth Proportional to 1,065,054.24, 1,597,526.88 and 391,083.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,054.24 : 1,597,526.88 = 391,083.72 : x
2. Step 2: Convert to fraction form
   1,065,054.24/1,597,526.88 = 391,083.72/x
3. Step 3: Cross multiply
   1,065,054.24x = 1,597,526.88 × 391,083.72
4. Step 4: Simplify right side
   1,065,054.24x = 624,766,755,030.39
5. Step 5: Solve for x
   x = 624,766,755,030.39/1,065,054.24
6. Step 6: Final answer
   x = 586,605.58