Finding the Third Proportional to 42,148.69 and 88,192.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,148.69 : 88,192.69 = 88,192.69 : x
2. Step 2: Convert to fraction form
   42,148.69/88,192.69 = 88,192.69/x
3. Step 3: Cross multiply
   42,148.69x = 88,192.69 × 88,192.69
4. Step 4: Simplify right side
   42,148.69x = 7,777,950,128.47
5. Step 5: Solve for x
   x = 7,777,950,128.47/42,148.69
6. Step 6: Final answer
   x = 184,536.00