Finding the Third Proportional to 72,903 and 114,214.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,903 : 114,214.50 = 114,214.50 : x
2. Step 2: Convert to fraction form
   72,903/114,214.50 = 114,214.50/x
3. Step 3: Cross multiply
   72,903x = 114,214.50 × 114,214.50
4. Step 4: Simplify right side
   72,903x = 13,044,952,010.25
5. Step 5: Solve for x
   x = 13,044,952,010.25/72,903
6. Step 6: Final answer
   x = 178,935.74