Finding the Third Proportional to 57,703.50 and 90,326.25

Step by Step Solution

1. Step 1: Write the proportion equation
   57,703.50 : 90,326.25 = 90,326.25 : x
2. Step 2: Convert to fraction form
   57,703.50/90,326.25 = 90,326.25/x
3. Step 3: Cross multiply
   57,703.50x = 90,326.25 × 90,326.25
4. Step 4: Simplify right side
   57,703.50x = 8,158,831,439.06
5. Step 5: Solve for x
   x = 8,158,831,439.06/57,703.50
6. Step 6: Final answer
   x = 141,392.31