Finding the Third Proportional to 38,790 and 59,312.25

Step by Step Solution

1. Step 1: Write the proportion equation
   38,790 : 59,312.25 = 59,312.25 : x
2. Step 2: Convert to fraction form
   38,790/59,312.25 = 59,312.25/x
3. Step 3: Cross multiply
   38,790x = 59,312.25 × 59,312.25
4. Step 4: Simplify right side
   38,790x = 3,517,943,000.06
5. Step 5: Solve for x
   x = 3,517,943,000.06/38,790
6. Step 6: Final answer
   x = 90,692.01