Finding the Third Proportional to 58,416.19 and 87,526.69

Step by Step Solution

1. Step 1: Write the proportion equation
   58,416.19 : 87,526.69 = 87,526.69 : x
2. Step 2: Convert to fraction form
   58,416.19/87,526.69 = 87,526.69/x
3. Step 3: Cross multiply
   58,416.19x = 87,526.69 × 87,526.69
4. Step 4: Simplify right side
   58,416.19x = 7,660,921,024.72
5. Step 5: Solve for x
   x = 7,660,921,024.72/58,416.19
6. Step 6: Final answer
   x = 131,143.80