Finding the Third Proportional to 39,907.50 and 58,106.25

Step by Step Solution

1. Step 1: Write the proportion equation
   39,907.50 : 58,106.25 = 58,106.25 : x
2. Step 2: Convert to fraction form
   39,907.50/58,106.25 = 58,106.25/x
3. Step 3: Cross multiply
   39,907.50x = 58,106.25 × 58,106.25
4. Step 4: Simplify right side
   39,907.50x = 3,376,336,289.06
5. Step 5: Solve for x
   x = 3,376,336,289.06/39,907.50
6. Step 6: Final answer
   x = 84,604.05