Finding the Fourth Proportional to 143,128.04, 197,517.13 and 79,466.00

Step by Step Solution

1. Step 1: Write the proportion equation
   143,128.04 : 197,517.13 = 79,466.00 : x
2. Step 2: Convert to fraction form
   143,128.04/197,517.13 = 79,466.00/x
3. Step 3: Cross multiply
   143,128.04x = 197,517.13 × 79,466.00
4. Step 4: Simplify right side
   143,128.04x = 15,695,895,066.33
5. Step 5: Solve for x
   x = 15,695,895,066.33/143,128.04
6. Step 6: Final answer
   x = 109,663.32