Finding the Third Proportional to 1,584,261 and 3,421,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,584,261 : 3,421,080 = 3,421,080 : x
2. Step 2: Convert to fraction form
   1,584,261/3,421,080 = 3,421,080/x
3. Step 3: Cross multiply
   1,584,261x = 3,421,080 × 3,421,080
4. Step 4: Simplify right side
   1,584,261x = 11,703,788,366,400
5. Step 5: Solve for x
   x = 11,703,788,366,400/1,584,261
6. Step 6: Final answer
   x = 7,387,538.02