Finding the Third Proportional to 49,889 and 72,887

Step by Step Solution

1. Step 1: Write the proportion equation
   49,889 : 72,887 = 72,887 : x
2. Step 2: Convert to fraction form
   49,889/72,887 = 72,887/x
3. Step 3: Cross multiply
   49,889x = 72,887 × 72,887
4. Step 4: Simplify right side
   49,889x = 5,312,514,769
5. Step 5: Solve for x
   x = 5,312,514,769/49,889
6. Step 6: Final answer
   x = 106,486.70