Finding the Third Proportional to 559,117.69 and 744,928.31

Step by Step Solution

1. Step 1: Write the proportion equation
   559,117.69 : 744,928.31 = 744,928.31 : x
2. Step 2: Convert to fraction form
   559,117.69/744,928.31 = 744,928.31/x
3. Step 3: Cross multiply
   559,117.69x = 744,928.31 × 744,928.31
4. Step 4: Simplify right side
   559,117.69x = 554,918,190,764.10
5. Step 5: Solve for x
   x = 554,918,190,764.10/559,117.69
6. Step 6: Final answer
   x = 992,489.06