Finding the Third Proportional to 521,607 and 1,112,110.50

Step by Step Solution

1. Step 1: Write the proportion equation
   521,607 : 1,112,110.50 = 1,112,110.50 : x
2. Step 2: Convert to fraction form
   521,607/1,112,110.50 = 1,112,110.50/x
3. Step 3: Cross multiply
   521,607x = 1,112,110.50 × 1,112,110.50
4. Step 4: Simplify right side
   521,607x = 1,236,789,764,210.25
5. Step 5: Solve for x
   x = 1,236,789,764,210.25/521,607
6. Step 6: Final answer
   x = 2,371,114.20