Finding the Third Proportional to 17,555.30 and 37,916.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,555.30 : 37,916.30 = 37,916.30 : x
2. Step 2: Convert to fraction form
   17,555.30/37,916.30 = 37,916.30/x
3. Step 3: Cross multiply
   17,555.30x = 37,916.30 × 37,916.30
4. Step 4: Simplify right side
   17,555.30x = 1,437,645,568.71
5. Step 5: Solve for x
   x = 1,437,645,568.71/17,555.30
6. Step 6: Final answer
   x = 81,892.41