Finding the Third Proportional to 91,677.45 and 145,876.89

Step by Step Solution

1. Step 1: Write the proportion equation
   91,677.45 : 145,876.89 = 145,876.89 : x
2. Step 2: Convert to fraction form
   91,677.45/145,876.89 = 145,876.89/x
3. Step 3: Cross multiply
   91,677.45x = 145,876.89 × 145,876.89
4. Step 4: Simplify right side
   91,677.45x = 21,280,066,078.76
5. Step 5: Solve for x
   x = 21,280,066,078.76/91,677.45
6. Step 6: Final answer
   x = 232,118.88