Finding the Third Proportional to 104,550 and 139,113

Step by Step Solution

1. Step 1: Write the proportion equation
   104,550 : 139,113 = 139,113 : x
2. Step 2: Convert to fraction form
   104,550/139,113 = 139,113/x
3. Step 3: Cross multiply
   104,550x = 139,113 × 139,113
4. Step 4: Simplify right side
   104,550x = 19,352,426,769
5. Step 5: Solve for x
   x = 19,352,426,769/104,550
6. Step 6: Final answer
   x = 185,102.12