Finding the Third Proportional to 515,068.50 and 1,115,940

Step by Step Solution

1. Step 1: Write the proportion equation
   515,068.50 : 1,115,940 = 1,115,940 : x
2. Step 2: Convert to fraction form
   515,068.50/1,115,940 = 1,115,940/x
3. Step 3: Cross multiply
   515,068.50x = 1,115,940 × 1,115,940
4. Step 4: Simplify right side
   515,068.50x = 1,245,322,083,600
5. Step 5: Solve for x
   x = 1,245,322,083,600/515,068.50
6. Step 6: Final answer
   x = 2,417,779.55