Finding the Fourth Proportional to 2,148,677.15, 3,223,482.89 and 709,423.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,148,677.15 : 3,223,482.89 = 709,423.38 : x
2. Step 2: Convert to fraction form
   2,148,677.15/3,223,482.89 = 709,423.38/x
3. Step 3: Cross multiply
   2,148,677.15x = 3,223,482.89 × 709,423.38
4. Step 4: Simplify right side
   2,148,677.15x = 2,286,814,123,648.85
5. Step 5: Solve for x
   x = 2,286,814,123,648.85/2,148,677.15
6. Step 6: Final answer
   x = 1,064,289.31