Finding the Fourth Proportional to 109,478.00, 150,985.29 and 71,223.59

Step by Step Solution

1. Step 1: Write the proportion equation
   109,478.00 : 150,985.29 = 71,223.59 : x
2. Step 2: Convert to fraction form
   109,478.00/150,985.29 = 71,223.59/x
3. Step 3: Cross multiply
   109,478.00x = 150,985.29 × 71,223.59
4. Step 4: Simplify right side
   109,478.00x = 10,753,713,636.06
5. Step 5: Solve for x
   x = 10,753,713,636.06/109,478.00
6. Step 6: Final answer
   x = 98,227.17