Finding the Fourth Proportional to 2,123,108.40, 2,930,131.62 and 1,263,671.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,123,108.40 : 2,930,131.62 = 1,263,671.40 : x
2. Step 2: Convert to fraction form
   2,123,108.40/2,930,131.62 = 1,263,671.40/x
3. Step 3: Cross multiply
   2,123,108.40x = 2,930,131.62 × 1,263,671.40
4. Step 4: Simplify right side
   2,123,108.40x = 3,702,723,526,429.67
5. Step 5: Solve for x
   x = 3,702,723,526,429.67/2,123,108.40
6. Step 6: Final answer
   x = 1,744,010.59