Finding the Third Proportional to 58,439.50 and 124,160

Step by Step Solution

1. Step 1: Write the proportion equation
   58,439.50 : 124,160 = 124,160 : x
2. Step 2: Convert to fraction form
   58,439.50/124,160 = 124,160/x
3. Step 3: Cross multiply
   58,439.50x = 124,160 × 124,160
4. Step 4: Simplify right side
   58,439.50x = 15,415,705,600
5. Step 5: Solve for x
   x = 15,415,705,600/58,439.50
6. Step 6: Final answer
   x = 263,789.14