Finding the Fourth Proportional to 111,948.35, 156,935.05 and 111,948.35

Step by Step Solution

1. Step 1: Write the proportion equation
   111,948.35 : 156,935.05 = 111,948.35 : x
2. Step 2: Convert to fraction form
   111,948.35/156,935.05 = 111,948.35/x
3. Step 3: Cross multiply
   111,948.35x = 156,935.05 × 111,948.35
4. Step 4: Simplify right side
   111,948.35x = 17,568,619,904.67
5. Step 5: Solve for x
   x = 17,568,619,904.67/111,948.35
6. Step 6: Final answer
   x = 156,935.05