Finding the Fourth Proportional to 799,544,081.78, 1,103,648,218.71 and 549,476,273.69

Step by Step Solution

1. Step 1: Write the proportion equation
   799,544,081.78 : 1,103,648,218.71 = 549,476,273.69 : x
2. Step 2: Convert to fraction form
   799,544,081.78/1,103,648,218.71 = 549,476,273.69/x
3. Step 3: Cross multiply
   799,544,081.78x = 1,103,648,218.71 × 549,476,273.69
4. Step 4: Simplify right side
   799,544,081.78x = 606,428,510,681,377,024
5. Step 5: Solve for x
   x = 606,428,510,681,377,024/799,544,081.78
6. Step 6: Final answer
   x = 758,467,887.51