Finding the Third Proportional to 58,220 and 88,410

Step by Step Solution

1. Step 1: Write the proportion equation
   58,220 : 88,410 = 88,410 : x
2. Step 2: Convert to fraction form
   58,220/88,410 = 88,410/x
3. Step 3: Cross multiply
   58,220x = 88,410 × 88,410
4. Step 4: Simplify right side
   58,220x = 7,816,328,100
5. Step 5: Solve for x
   x = 7,816,328,100/58,220
6. Step 6: Final answer
   x = 134,255.03