Finding the Fourth Proportional to 2,270,820.29, 3,406,887.89 and 673,421.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270,820.29 : 3,406,887.89 = 673,421.82 : x
2. Step 2: Convert to fraction form
   2,270,820.29/3,406,887.89 = 673,421.82/x
3. Step 3: Cross multiply
   2,270,820.29x = 3,406,887.89 × 673,421.82
4. Step 4: Simplify right side
   2,270,820.29x = 2,294,272,633,590.15
5. Step 5: Solve for x
   x = 2,294,272,633,590.15/2,270,820.29
6. Step 6: Final answer
   x = 1,010,327.70