Finding the Third Proportional to 38,472.47 and 57,554.30

Step by Step Solution

1. Step 1: Write the proportion equation
   38,472.47 : 57,554.30 = 57,554.30 : x
2. Step 2: Convert to fraction form
   38,472.47/57,554.30 = 57,554.30/x
3. Step 3: Cross multiply
   38,472.47x = 57,554.30 × 57,554.30
4. Step 4: Simplify right side
   38,472.47x = 3,312,497,088.78
5. Step 5: Solve for x
   x = 3,312,497,088.78/38,472.47
6. Step 6: Final answer
   x = 86,100.46