Finding the Third Proportional to 59,095.69 and 90,830.81

Step by Step Solution

1. Step 1: Write the proportion equation
   59,095.69 : 90,830.81 = 90,830.81 : x
2. Step 2: Convert to fraction form
   59,095.69/90,830.81 = 90,830.81/x
3. Step 3: Cross multiply
   59,095.69x = 90,830.81 × 90,830.81
4. Step 4: Simplify right side
   59,095.69x = 8,250,236,499.41
5. Step 5: Solve for x
   x = 8,250,236,499.41/59,095.69
6. Step 6: Final answer
   x = 139,608.10