Finding the Third Proportional to 500,718 and 1,113,385.50

Step by Step Solution

1. Step 1: Write the proportion equation
   500,718 : 1,113,385.50 = 1,113,385.50 : x
2. Step 2: Convert to fraction form
   500,718/1,113,385.50 = 1,113,385.50/x
3. Step 3: Cross multiply
   500,718x = 1,113,385.50 × 1,113,385.50
4. Step 4: Simplify right side
   500,718x = 1,239,627,271,610.25
5. Step 5: Solve for x
   x = 1,239,627,271,610.25/500,718
6. Step 6: Final answer
   x = 2,475,699.44