Finding the Third Proportional to 58,730.50 and 89,472.75

Step by Step Solution

1. Step 1: Write the proportion equation
   58,730.50 : 89,472.75 = 89,472.75 : x
2. Step 2: Convert to fraction form
   58,730.50/89,472.75 = 89,472.75/x
3. Step 3: Cross multiply
   58,730.50x = 89,472.75 × 89,472.75
4. Step 4: Simplify right side
   58,730.50x = 8,005,372,992.56
5. Step 5: Solve for x
   x = 8,005,372,992.56/58,730.50
6. Step 6: Final answer
   x = 136,306.91