Finding the Third Proportional to 73,202.63 and 99,435.38

Step by Step Solution

1. Step 1: Write the proportion equation
   73,202.63 : 99,435.38 = 99,435.38 : x
2. Step 2: Convert to fraction form
   73,202.63/99,435.38 = 99,435.38/x
3. Step 3: Cross multiply
   73,202.63x = 99,435.38 × 99,435.38
4. Step 4: Simplify right side
   73,202.63x = 9,887,393,801.39
5. Step 5: Solve for x
   x = 9,887,393,801.39/73,202.63
6. Step 6: Final answer
   x = 135,068.84