Finding the Fourth Proportional to 2,903,007,713.58, 4,354,499,142 and 804,478,127.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,903,007,713.58 : 4,354,499,142 = 804,478,127.31 : x
2. Step 2: Convert to fraction form
   2,903,007,713.58/4,354,499,142 = 804,478,127.31/x
3. Step 3: Cross multiply
   2,903,007,713.58x = 4,354,499,142 × 804,478,127.31
4. Step 4: Simplify right side
   2,903,007,713.58x = 3,503,099,315,129,161,728
5. Step 5: Solve for x
   x = 3,503,099,315,129,161,728/2,903,007,713.58
6. Step 6: Final answer
   x = 1,206,713,746.83