Finding the Third Proportional to 38,820 and 58,599

Step by Step Solution

1. Step 1: Write the proportion equation
   38,820 : 58,599 = 58,599 : x
2. Step 2: Convert to fraction form
   38,820/58,599 = 58,599/x
3. Step 3: Cross multiply
   38,820x = 58,599 × 58,599
4. Step 4: Simplify right side
   38,820x = 3,433,842,801
5. Step 5: Solve for x
   x = 3,433,842,801/38,820
6. Step 6: Final answer
   x = 88,455.51