Finding the Fourth Proportional to 123,749, 170,776.18 and 70,034

Step by Step Solution

1. Step 1: Write the proportion equation
   123,749 : 170,776.18 = 70,034 : x
2. Step 2: Convert to fraction form
   123,749/170,776.18 = 70,034/x
3. Step 3: Cross multiply
   123,749x = 170,776.18 × 70,034
4. Step 4: Simplify right side
   123,749x = 11,960,138,990.12
5. Step 5: Solve for x
   x = 11,960,138,990.12/123,749
6. Step 6: Final answer
   x = 96,648.37