Finding the Fourth Proportional to 111,732.10, 156,632.30 and 111,732.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,732.10 : 156,632.30 = 111,732.10 : x
2. Step 2: Convert to fraction form
   111,732.10/156,632.30 = 111,732.10/x
3. Step 3: Cross multiply
   111,732.10x = 156,632.30 × 111,732.10
4. Step 4: Simplify right side
   111,732.10x = 17,500,855,806.83
5. Step 5: Solve for x
   x = 17,500,855,806.83/111,732.10
6. Step 6: Final answer
   x = 156,632.30