Finding the Third Proportional to 108,621 and 151,746.75

Step by Step Solution

1. Step 1: Write the proportion equation
   108,621 : 151,746.75 = 151,746.75 : x
2. Step 2: Convert to fraction form
   108,621/151,746.75 = 151,746.75/x
3. Step 3: Cross multiply
   108,621x = 151,746.75 × 151,746.75
4. Step 4: Simplify right side
   108,621x = 23,027,076,135.56
5. Step 5: Solve for x
   x = 23,027,076,135.56/108,621
6. Step 6: Final answer
   x = 211,994.70