Finding the Third Proportional to 37,778.63 and 58,515.75

Step by Step Solution

1. Step 1: Write the proportion equation
   37,778.63 : 58,515.75 = 58,515.75 : x
2. Step 2: Convert to fraction form
   37,778.63/58,515.75 = 58,515.75/x
3. Step 3: Cross multiply
   37,778.63x = 58,515.75 × 58,515.75
4. Step 4: Simplify right side
   37,778.63x = 3,424,092,998.06
5. Step 5: Solve for x
   x = 3,424,092,998.06/37,778.63
6. Step 6: Final answer
   x = 90,635.72