Finding the Third Proportional to 88,742 and 130,507

Step by Step Solution

1. Step 1: Write the proportion equation
   88,742 : 130,507 = 130,507 : x
2. Step 2: Convert to fraction form
   88,742/130,507 = 130,507/x
3. Step 3: Cross multiply
   88,742x = 130,507 × 130,507
4. Step 4: Simplify right side
   88,742x = 17,032,077,049
5. Step 5: Solve for x
   x = 17,032,077,049/88,742
6. Step 6: Final answer
   x = 191,928.03