Finding the Third Proportional to 85,368.94 and 123,332.63

Step by Step Solution

1. Step 1: Write the proportion equation
   85,368.94 : 123,332.63 = 123,332.63 : x
2. Step 2: Convert to fraction form
   85,368.94/123,332.63 = 123,332.63/x
3. Step 3: Cross multiply
   85,368.94x = 123,332.63 × 123,332.63
4. Step 4: Simplify right side
   85,368.94x = 15,210,936,389.39
5. Step 5: Solve for x
   x = 15,210,936,389.39/85,368.94
6. Step 6: Final answer
   x = 178,178.82