Finding the Third Proportional to 42,436.31 and 88,358.06

Step by Step Solution

1. Step 1: Write the proportion equation
   42,436.31 : 88,358.06 = 88,358.06 : x
2. Step 2: Convert to fraction form
   42,436.31/88,358.06 = 88,358.06/x
3. Step 3: Cross multiply
   42,436.31x = 88,358.06 × 88,358.06
4. Step 4: Simplify right side
   42,436.31x = 7,807,147,208.75
5. Step 5: Solve for x
   x = 7,807,147,208.75/42,436.31
6. Step 6: Final answer
   x = 183,973.27