Finding the Third Proportional to 88,516 and 191,118

Step by Step Solution

1. Step 1: Write the proportion equation
   88,516 : 191,118 = 191,118 : x
2. Step 2: Convert to fraction form
   88,516/191,118 = 191,118/x
3. Step 3: Cross multiply
   88,516x = 191,118 × 191,118
4. Step 4: Simplify right side
   88,516x = 36,526,089,924
5. Step 5: Solve for x
   x = 36,526,089,924/88,516
6. Step 6: Final answer
   x = 412,649.58