Finding the Fourth Proportional to 1,065,456.98, 1,470,375.33 and 612,748.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,065,456.98 : 1,470,375.33 = 612,748.34 : x
2. Step 2: Convert to fraction form
   1,065,456.98/1,470,375.33 = 612,748.34/x
3. Step 3: Cross multiply
   1,065,456.98x = 1,470,375.33 × 612,748.34
4. Step 4: Simplify right side
   1,065,456.98x = 900,970,042,634.45
5. Step 5: Solve for x
   x = 900,970,042,634.45/1,065,456.98
6. Step 6: Final answer
   x = 845,618.41