Finding the Third Proportional to 77,042 and 118,254

Step by Step Solution

1. Step 1: Write the proportion equation
   77,042 : 118,254 = 118,254 : x
2. Step 2: Convert to fraction form
   77,042/118,254 = 118,254/x
3. Step 3: Cross multiply
   77,042x = 118,254 × 118,254
4. Step 4: Simplify right side
   77,042x = 13,984,008,516
5. Step 5: Solve for x
   x = 13,984,008,516/77,042
6. Step 6: Final answer
   x = 181,511.49