Finding the Third Proportional to 17,312.63 and 37,211.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,312.63 : 37,211.50 = 37,211.50 : x
2. Step 2: Convert to fraction form
   17,312.63/37,211.50 = 37,211.50/x
3. Step 3: Cross multiply
   17,312.63x = 37,211.50 × 37,211.50
4. Step 4: Simplify right side
   17,312.63x = 1,384,695,732.25
5. Step 5: Solve for x
   x = 1,384,695,732.25/17,312.63
6. Step 6: Final answer
   x = 79,981.85