Finding the Third Proportional to 37,890 and 58,630.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,890 : 58,630.50 = 58,630.50 : x
2. Step 2: Convert to fraction form
   37,890/58,630.50 = 58,630.50/x
3. Step 3: Cross multiply
   37,890x = 58,630.50 × 58,630.50
4. Step 4: Simplify right side
   37,890x = 3,437,535,530.25
5. Step 5: Solve for x
   x = 3,437,535,530.25/37,890
6. Step 6: Final answer
   x = 90,724.08