Finding the Fourth Proportional to 103,238.06, 154,752.48 and 69,961.50

Step by Step Solution

1. Step 1: Write the proportion equation
   103,238.06 : 154,752.48 = 69,961.50 : x
2. Step 2: Convert to fraction form
   103,238.06/154,752.48 = 69,961.50/x
3. Step 3: Cross multiply
   103,238.06x = 154,752.48 × 69,961.50
4. Step 4: Simplify right side
   103,238.06x = 10,826,715,629.52
5. Step 5: Solve for x
   x = 10,826,715,629.52/103,238.06
6. Step 6: Final answer
   x = 104,871.36