Finding the Fourth Proportional to 123,070.41, 169,868.77 and 80,156.84

Step by Step Solution

1. Step 1: Write the proportion equation
   123,070.41 : 169,868.77 = 80,156.84 : x
2. Step 2: Convert to fraction form
   123,070.41/169,868.77 = 80,156.84/x
3. Step 3: Cross multiply
   123,070.41x = 169,868.77 × 80,156.84
4. Step 4: Simplify right side
   123,070.41x = 13,616,142,567.76
5. Step 5: Solve for x
   x = 13,616,142,567.76/123,070.41
6. Step 6: Final answer
   x = 110,637.01