Finding the Third Proportional to 1,314,626.91 and 1,980,591.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,314,626.91 : 1,980,591.47 = 1,980,591.47 : x
2. Step 2: Convert to fraction form
   1,314,626.91/1,980,591.47 = 1,980,591.47/x
3. Step 3: Cross multiply
   1,314,626.91x = 1,980,591.47 × 1,980,591.47
4. Step 4: Simplify right side
   1,314,626.91x = 3,922,742,566,085.28
5. Step 5: Solve for x
   x = 3,922,742,566,085.28/1,314,626.91
6. Step 6: Final answer
   x = 2,983,920.80