Finding the Third Proportional to 90,907.50 and 130,134

Step by Step Solution

1. Step 1: Write the proportion equation
   90,907.50 : 130,134 = 130,134 : x
2. Step 2: Convert to fraction form
   90,907.50/130,134 = 130,134/x
3. Step 3: Cross multiply
   90,907.50x = 130,134 × 130,134
4. Step 4: Simplify right side
   90,907.50x = 16,934,857,956
5. Step 5: Solve for x
   x = 16,934,857,956/90,907.50
6. Step 6: Final answer
   x = 186,286.70