Finding the Third Proportional to 49,430.25 and 76,603.22

Step by Step Solution

1. Step 1: Write the proportion equation
   49,430.25 : 76,603.22 = 76,603.22 : x
2. Step 2: Convert to fraction form
   49,430.25/76,603.22 = 76,603.22/x
3. Step 3: Cross multiply
   49,430.25x = 76,603.22 × 76,603.22
4. Step 4: Simplify right side
   49,430.25x = 5,868,053,122.86
5. Step 5: Solve for x
   x = 5,868,053,122.86/49,430.25
6. Step 6: Final answer
   x = 118,713.81