Finding the Third Proportional to 751,705.31 and 1,639,080.56

Step by Step Solution

1. Step 1: Write the proportion equation
   751,705.31 : 1,639,080.56 = 1,639,080.56 : x
2. Step 2: Convert to fraction form
   751,705.31/1,639,080.56 = 1,639,080.56/x
3. Step 3: Cross multiply
   751,705.31x = 1,639,080.56 × 1,639,080.56
4. Step 4: Simplify right side
   751,705.31x = 2,686,585,090,365.32
5. Step 5: Solve for x
   x = 2,686,585,090,365.32/751,705.31
6. Step 6: Final answer
   x = 3,573,987.10