Finding the Third Proportional to 470,199 and 1,109,779.50

Step by Step Solution

1. Step 1: Write the proportion equation
   470,199 : 1,109,779.50 = 1,109,779.50 : x
2. Step 2: Convert to fraction form
   470,199/1,109,779.50 = 1,109,779.50/x
3. Step 3: Cross multiply
   470,199x = 1,109,779.50 × 1,109,779.50
4. Step 4: Simplify right side
   470,199x = 1,231,610,538,620.25
5. Step 5: Solve for x
   x = 1,231,610,538,620.25/470,199
6. Step 6: Final answer
   x = 2,619,338.92