Finding the Third Proportional to 91,840.88 and 141,853.69

Step by Step Solution

1. Step 1: Write the proportion equation
   91,840.88 : 141,853.69 = 141,853.69 : x
2. Step 2: Convert to fraction form
   91,840.88/141,853.69 = 141,853.69/x
3. Step 3: Cross multiply
   91,840.88x = 141,853.69 × 141,853.69
4. Step 4: Simplify right side
   91,840.88x = 20,122,468,657.35
5. Step 5: Solve for x
   x = 20,122,468,657.35/91,840.88
6. Step 6: Final answer
   x = 219,101.45