Finding the Third Proportional to 255,070.69 and 556,066.69

Step by Step Solution

1. Step 1: Write the proportion equation
   255,070.69 : 556,066.69 = 556,066.69 : x
2. Step 2: Convert to fraction form
   255,070.69/556,066.69 = 556,066.69/x
3. Step 3: Cross multiply
   255,070.69x = 556,066.69 × 556,066.69
4. Step 4: Simplify right side
   255,070.69x = 309,210,160,947.22
5. Step 5: Solve for x
   x = 309,210,160,947.22/255,070.69
6. Step 6: Final answer
   x = 1,212,252.82