Finding the Third Proportional to 1,081,245 and 1,557,499.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081,245 : 1,557,499.50 = 1,557,499.50 : x
2. Step 2: Convert to fraction form
   1,081,245/1,557,499.50 = 1,557,499.50/x
3. Step 3: Cross multiply
   1,081,245x = 1,557,499.50 × 1,557,499.50
4. Step 4: Simplify right side
   1,081,245x = 2,425,804,692,500.25
5. Step 5: Solve for x
   x = 2,425,804,692,500.25/1,081,245
6. Step 6: Final answer
   x = 2,243,529.17