Finding the Fourth Proportional to 1,072,315,447.58, 1,479,915,141.87 and 649,162,259.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,072,315,447.58 : 1,479,915,141.87 = 649,162,259.98 : x
2. Step 2: Convert to fraction form
   1,072,315,447.58/1,479,915,141.87 = 649,162,259.98/x
3. Step 3: Cross multiply
   1,072,315,447.58x = 1,479,915,141.87 × 649,162,259.98
4. Step 4: Simplify right side
   1,072,315,447.58x = 960,705,058,074,951,424
5. Step 5: Solve for x
   x = 960,705,058,074,951,424/1,072,315,447.58
6. Step 6: Final answer
   x = 895,916,458.39