Finding the Fourth Proportional to 144,404.04, 216,513.88 and 69,374.92

Step by Step Solution

1. Step 1: Write the proportion equation
   144,404.04 : 216,513.88 = 69,374.92 : x
2. Step 2: Convert to fraction form
   144,404.04/216,513.88 = 69,374.92/x
3. Step 3: Cross multiply
   144,404.04x = 216,513.88 × 69,374.92
4. Step 4: Simplify right side
   144,404.04x = 15,020,633,103.89
5. Step 5: Solve for x
   x = 15,020,633,103.89/144,404.04
6. Step 6: Final answer
   x = 104,018.09