Finding the Fourth Proportional to 88,719.04, 122,493.72 and 83,072.80

Step by Step Solution

1. Step 1: Write the proportion equation
   88,719.04 : 122,493.72 = 83,072.80 : x
2. Step 2: Convert to fraction form
   88,719.04/122,493.72 = 83,072.80/x
3. Step 3: Cross multiply
   88,719.04x = 122,493.72 × 83,072.80
4. Step 4: Simplify right side
   88,719.04x = 10,175,896,302.82
5. Step 5: Solve for x
   x = 10,175,896,302.82/88,719.04
6. Step 6: Final answer
   x = 114,698.00