Finding the Third Proportional to 42,436 and 88,359

Step by Step Solution

1. Step 1: Write the proportion equation
   42,436 : 88,359 = 88,359 : x
2. Step 2: Convert to fraction form
   42,436/88,359 = 88,359/x
3. Step 3: Cross multiply
   42,436x = 88,359 × 88,359
4. Step 4: Simplify right side
   42,436x = 7,807,312,881
5. Step 5: Solve for x
   x = 7,807,312,881/42,436
6. Step 6: Final answer
   x = 183,978.53