Finding the Third Proportional to 84,111 and 179,887.50

Step by Step Solution

1. Step 1: Write the proportion equation
   84,111 : 179,887.50 = 179,887.50 : x
2. Step 2: Convert to fraction form
   84,111/179,887.50 = 179,887.50/x
3. Step 3: Cross multiply
   84,111x = 179,887.50 × 179,887.50
4. Step 4: Simplify right side
   84,111x = 32,359,512,656.25
5. Step 5: Solve for x
   x = 32,359,512,656.25/84,111
6. Step 6: Final answer
   x = 384,723.91