Finding the Third Proportional to 437,149.50 and 695,109

Step by Step Solution

1. Step 1: Write the proportion equation
   437,149.50 : 695,109 = 695,109 : x
2. Step 2: Convert to fraction form
   437,149.50/695,109 = 695,109/x
3. Step 3: Cross multiply
   437,149.50x = 695,109 × 695,109
4. Step 4: Simplify right side
   437,149.50x = 483,176,521,881
5. Step 5: Solve for x
   x = 483,176,521,881/437,149.50
6. Step 6: Final answer
   x = 1,105,288.97