Finding the Third Proportional to 699,832.50 and 1,429,191

Step by Step Solution

1. Step 1: Write the proportion equation
   699,832.50 : 1,429,191 = 1,429,191 : x
2. Step 2: Convert to fraction form
   699,832.50/1,429,191 = 1,429,191/x
3. Step 3: Cross multiply
   699,832.50x = 1,429,191 × 1,429,191
4. Step 4: Simplify right side
   699,832.50x = 2,042,586,914,481
5. Step 5: Solve for x
   x = 2,042,586,914,481/699,832.50
6. Step 6: Final answer
   x = 2,918,679.70