Finding the Third Proportional to 58,418.25 and 87,530.63

Step by Step Solution

1. Step 1: Write the proportion equation
   58,418.25 : 87,530.63 = 87,530.63 : x
2. Step 2: Convert to fraction form
   58,418.25/87,530.63 = 87,530.63/x
3. Step 3: Cross multiply
   58,418.25x = 87,530.63 × 87,530.63
4. Step 4: Simplify right side
   58,418.25x = 7,661,610,312.89
5. Step 5: Solve for x
   x = 7,661,610,312.89/58,418.25
6. Step 6: Final answer
   x = 131,150.97