Finding the Fourth Proportional to 1,048,978,711.67, 1,447,595,245.69 and 579,083,893.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048,978,711.67 : 1,447,595,245.69 = 579,083,893.88 : x
2. Step 2: Convert to fraction form
   1,048,978,711.67/1,447,595,245.69 = 579,083,893.88/x
3. Step 3: Cross multiply
   1,048,978,711.67x = 1,447,595,245.69 × 579,083,893.88
4. Step 4: Simplify right side
   1,048,978,711.67x = 838,279,091,638,511,872
5. Step 5: Solve for x
   x = 838,279,091,638,511,872/1,048,978,711.67
6. Step 6: Final answer
   x = 799,138,325.98