Finding the Fourth Proportional to 1,339,406,942.59, 1,848,485,113.42 and 803,578,772.58

Step by Step Solution

1. Step 1: Write the proportion equation
   1,339,406,942.59 : 1,848,485,113.42 = 803,578,772.58 : x
2. Step 2: Convert to fraction form
   1,339,406,942.59/1,848,485,113.42 = 803,578,772.58/x
3. Step 3: Cross multiply
   1,339,406,942.59x = 1,848,485,113.42 × 803,578,772.58
4. Step 4: Simplify right side
   1,339,406,942.59x = 1,485,403,398,576,045,824
5. Step 5: Solve for x
   x = 1,485,403,398,576,045,824/1,339,406,942.59
6. Step 6: Final answer
   x = 1,109,000,820.69