Finding the Fourth Proportional to 123,070.77, 169,835.31 and 69,354.71

Step by Step Solution

1. Step 1: Write the proportion equation
   123,070.77 : 169,835.31 = 69,354.71 : x
2. Step 2: Convert to fraction form
   123,070.77/169,835.31 = 69,354.71/x
3. Step 3: Cross multiply
   123,070.77x = 169,835.31 × 69,354.71
4. Step 4: Simplify right side
   123,070.77x = 11,778,878,672.81
5. Step 5: Solve for x
   x = 11,778,878,672.81/123,070.77
6. Step 6: Final answer
   x = 95,708.17