Finding the Fourth Proportional to 3,898,429.07, 5,377,672.22 and 2,266,656.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,898,429.07 : 5,377,672.22 = 2,266,656.03 : x
2. Step 2: Convert to fraction form
   3,898,429.07/5,377,672.22 = 2,266,656.03/x
3. Step 3: Cross multiply
   3,898,429.07x = 5,377,672.22 × 2,266,656.03
4. Step 4: Simplify right side
   3,898,429.07x = 12,189,333,153,493.21
5. Step 5: Solve for x
   x = 12,189,333,153,493.21/3,898,429.07
6. Step 6: Final answer
   x = 3,126,729.50