Finding the Third Proportional to 521,880.75 and 1,112,105.25

Step by Step Solution

1. Step 1: Write the proportion equation
   521,880.75 : 1,112,105.25 = 1,112,105.25 : x
2. Step 2: Convert to fraction form
   521,880.75/1,112,105.25 = 1,112,105.25/x
3. Step 3: Cross multiply
   521,880.75x = 1,112,105.25 × 1,112,105.25
4. Step 4: Simplify right side
   521,880.75x = 1,236,778,087,077.56
5. Step 5: Solve for x
   x = 1,236,778,087,077.56/521,880.75
6. Step 6: Final answer
   x = 2,369,848.07