Finding the Fourth Proportional to 5,161,796.34, 7,123,461.83 and 2,838,868.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,161,796.34 : 7,123,461.83 = 2,838,868.53 : x
2. Step 2: Convert to fraction form
   5,161,796.34/7,123,461.83 = 2,838,868.53/x
3. Step 3: Cross multiply
   5,161,796.34x = 7,123,461.83 × 2,838,868.53
4. Step 4: Simplify right side
   5,161,796.34x = 20,222,571,613,843.21
5. Step 5: Solve for x
   x = 20,222,571,613,843.21/5,161,796.34
6. Step 6: Final answer
   x = 3,917,739.15