Finding the Fourth Proportional to 1,087,300,382.05, 1,631,044,519.98 and 300,353,759.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,087,300,382.05 : 1,631,044,519.98 = 300,353,759.47 : x
2. Step 2: Convert to fraction form
   1,087,300,382.05/1,631,044,519.98 = 300,353,759.47/x
3. Step 3: Cross multiply
   1,087,300,382.05x = 1,631,044,519.98 × 300,353,759.47
4. Step 4: Simplify right side
   1,087,300,382.05x = 489,890,353,438,934,592
5. Step 5: Solve for x
   x = 489,890,353,438,934,592/1,087,300,382.05
6. Step 6: Final answer
   x = 450,556,590.92