Finding the Third Proportional to 148,987.69 and 191,296.69

Step by Step Solution

1. Step 1: Write the proportion equation
   148,987.69 : 191,296.69 = 191,296.69 : x
2. Step 2: Convert to fraction form
   148,987.69/191,296.69 = 191,296.69/x
3. Step 3: Cross multiply
   148,987.69x = 191,296.69 × 191,296.69
4. Step 4: Simplify right side
   148,987.69x = 36,594,422,648.47
5. Step 5: Solve for x
   x = 36,594,422,648.47/148,987.69
6. Step 6: Final answer
   x = 245,620.45