Finding the Third Proportional to 58,553.25 and 87,669.38

Step by Step Solution

1. Step 1: Write the proportion equation
   58,553.25 : 87,669.38 = 87,669.38 : x
2. Step 2: Convert to fraction form
   58,553.25/87,669.38 = 87,669.38/x
3. Step 3: Cross multiply
   58,553.25x = 87,669.38 × 87,669.38
4. Step 4: Simplify right side
   58,553.25x = 7,685,919,312.89
5. Step 5: Solve for x
   x = 7,685,919,312.89/58,553.25
6. Step 6: Final answer
   x = 131,263.75