Finding the Third Proportional to 86,303.50 and 116,603

Step by Step Solution

1. Step 1: Write the proportion equation
   86,303.50 : 116,603 = 116,603 : x
2. Step 2: Convert to fraction form
   86,303.50/116,603 = 116,603/x
3. Step 3: Cross multiply
   86,303.50x = 116,603 × 116,603
4. Step 4: Simplify right side
   86,303.50x = 13,596,259,609
5. Step 5: Solve for x
   x = 13,596,259,609/86,303.50
6. Step 6: Final answer
   x = 157,540.07