Finding the Third Proportional to 92,199 and 139,146

Step by Step Solution

1. Step 1: Write the proportion equation
   92,199 : 139,146 = 139,146 : x
2. Step 2: Convert to fraction form
   92,199/139,146 = 139,146/x
3. Step 3: Cross multiply
   92,199x = 139,146 × 139,146
4. Step 4: Simplify right side
   92,199x = 19,361,609,316
5. Step 5: Solve for x
   x = 19,361,609,316/92,199
6. Step 6: Final answer
   x = 209,998.04