Finding the Third Proportional to 17,887 and 38,847.50

Step by Step Solution

1. Step 1: Write the proportion equation
   17,887 : 38,847.50 = 38,847.50 : x
2. Step 2: Convert to fraction form
   17,887/38,847.50 = 38,847.50/x
3. Step 3: Cross multiply
   17,887x = 38,847.50 × 38,847.50
4. Step 4: Simplify right side
   17,887x = 1,509,128,256.25
5. Step 5: Solve for x
   x = 1,509,128,256.25/17,887
6. Step 6: Final answer
   x = 84,370.12