Finding the Third Proportional to 758,290 and 1,153,819

Step by Step Solution

1. Step 1: Write the proportion equation
   758,290 : 1,153,819 = 1,153,819 : x
2. Step 2: Convert to fraction form
   758,290/1,153,819 = 1,153,819/x
3. Step 3: Cross multiply
   758,290x = 1,153,819 × 1,153,819
4. Step 4: Simplify right side
   758,290x = 1,331,298,284,761
5. Step 5: Solve for x
   x = 1,331,298,284,761/758,290
6. Step 6: Final answer
   x = 1,755,658.50