Finding the Third Proportional to 37,128.38 and 81,030.38

Step by Step Solution

1. Step 1: Write the proportion equation
   37,128.38 : 81,030.38 = 81,030.38 : x
2. Step 2: Convert to fraction form
   37,128.38/81,030.38 = 81,030.38/x
3. Step 3: Cross multiply
   37,128.38x = 81,030.38 × 81,030.38
4. Step 4: Simplify right side
   37,128.38x = 6,565,921,672.64
5. Step 5: Solve for x
   x = 6,565,921,672.64/37,128.38
6. Step 6: Final answer
   x = 176,843.77