Finding the Fourth Proportional to 108,050.10, 148,930.64 and 72,227.04

Step by Step Solution

1. Step 1: Write the proportion equation
   108,050.10 : 148,930.64 = 72,227.04 : x
2. Step 2: Convert to fraction form
   108,050.10/148,930.64 = 72,227.04/x
3. Step 3: Cross multiply
   108,050.10x = 148,930.64 × 72,227.04
4. Step 4: Simplify right side
   108,050.10x = 10,756,819,292.51
5. Step 5: Solve for x
   x = 10,756,819,292.51/108,050.10
6. Step 6: Final answer
   x = 99,554.00