Finding the Fourth Proportional to 123,017.68, 169,733.01 and 75,253.60

Step by Step Solution

1. Step 1: Write the proportion equation
   123,017.68 : 169,733.01 = 75,253.60 : x
2. Step 2: Convert to fraction form
   123,017.68/169,733.01 = 75,253.60/x
3. Step 3: Cross multiply
   123,017.68x = 169,733.01 × 75,253.60
4. Step 4: Simplify right side
   123,017.68x = 12,773,020,041.34
5. Step 5: Solve for x
   x = 12,773,020,041.34/123,017.68
6. Step 6: Final answer
   x = 103,830.77