Finding the Fourth Proportional to 71,066.16, 106,576.56 and 28,946.16

Step by Step Solution

1. Step 1: Write the proportion equation
   71,066.16 : 106,576.56 = 28,946.16 : x
2. Step 2: Convert to fraction form
   71,066.16/106,576.56 = 28,946.16/x
3. Step 3: Cross multiply
   71,066.16x = 106,576.56 × 28,946.16
4. Step 4: Simplify right side
   71,066.16x = 3,084,982,158.01
5. Step 5: Solve for x
   x = 3,084,982,158.01/71,066.16
6. Step 6: Final answer
   x = 43,410.00