Finding the Third Proportional to 37,239.75 and 55,130.63

Step by Step Solution

1. Step 1: Write the proportion equation
   37,239.75 : 55,130.63 = 55,130.63 : x
2. Step 2: Convert to fraction form
   37,239.75/55,130.63 = 55,130.63/x
3. Step 3: Cross multiply
   37,239.75x = 55,130.63 × 55,130.63
4. Step 4: Simplify right side
   37,239.75x = 3,039,385,812.89
5. Step 5: Solve for x
   x = 3,039,385,812.89/37,239.75
6. Step 6: Final answer
   x = 81,616.71