Finding the Fourth Proportional to 123,017.96, 169,777.32 and 75,302.84

Step by Step Solution

1. Step 1: Write the proportion equation
   123,017.96 : 169,777.32 = 75,302.84 : x
2. Step 2: Convert to fraction form
   123,017.96/169,777.32 = 75,302.84/x
3. Step 3: Cross multiply
   123,017.96x = 169,777.32 × 75,302.84
4. Step 4: Simplify right side
   123,017.96x = 12,784,714,363.59
5. Step 5: Solve for x
   x = 12,784,714,363.59/123,017.96
6. Step 6: Final answer
   x = 103,925.59