Finding the Fourth Proportional to 123,031.26, 169,783.72 and 69,317.10

Step by Step Solution

1. Step 1: Write the proportion equation
   123,031.26 : 169,783.72 = 69,317.10 : x
2. Step 2: Convert to fraction form
   123,031.26/169,783.72 = 69,317.10/x
3. Step 3: Cross multiply
   123,031.26x = 169,783.72 × 69,317.10
4. Step 4: Simplify right side
   123,031.26x = 11,768,915,097.61
5. Step 5: Solve for x
   x = 11,768,915,097.61/123,031.26
6. Step 6: Final answer
   x = 95,657.93