Finding the Third Proportional to 59,264.25 and 90,873.75

Step by Step Solution

1. Step 1: Write the proportion equation
   59,264.25 : 90,873.75 = 90,873.75 : x
2. Step 2: Convert to fraction form
   59,264.25/90,873.75 = 90,873.75/x
3. Step 3: Cross multiply
   59,264.25x = 90,873.75 × 90,873.75
4. Step 4: Simplify right side
   59,264.25x = 8,258,038,439.06
5. Step 5: Solve for x
   x = 8,258,038,439.06/59,264.25
6. Step 6: Final answer
   x = 139,342.66