Finding the Third Proportional to 16,430.19 and 35,743.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,430.19 : 35,743.62 = 35,743.62 : x
2. Step 2: Convert to fraction form
   16,430.19/35,743.62 = 35,743.62/x
3. Step 3: Cross multiply
   16,430.19x = 35,743.62 × 35,743.62
4. Step 4: Simplify right side
   16,430.19x = 1,277,606,588.52
5. Step 5: Solve for x
   x = 1,277,606,588.52/16,430.19
6. Step 6: Final answer
   x = 77,759.72