Finding the Fourth Proportional to 2,190,498.34, 3,286,058.82 and 674,307.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,190,498.34 : 3,286,058.82 = 674,307.40 : x
2. Step 2: Convert to fraction form
   2,190,498.34/3,286,058.82 = 674,307.40/x
3. Step 3: Cross multiply
   2,190,498.34x = 3,286,058.82 × 674,307.40
4. Step 4: Simplify right side
   2,190,498.34x = 2,215,813,779,161.27
5. Step 5: Solve for x
   x = 2,215,813,779,161.27/2,190,498.34
6. Step 6: Final answer
   x = 1,011,556.93