Finding the Third Proportional to 1,520,990 and 3,304,726

Step by Step Solution

1. Step 1: Write the proportion equation
   1,520,990 : 3,304,726 = 3,304,726 : x
2. Step 2: Convert to fraction form
   1,520,990/3,304,726 = 3,304,726/x
3. Step 3: Cross multiply
   1,520,990x = 3,304,726 × 3,304,726
4. Step 4: Simplify right side
   1,520,990x = 10,921,213,935,076
5. Step 5: Solve for x
   x = 10,921,213,935,076/1,520,990
6. Step 6: Final answer
   x = 7,180,332.50