Finding the Fourth Proportional to 144,492.35, 216,828.74 and 103,969.98

Step by Step Solution

1. Step 1: Write the proportion equation
   144,492.35 : 216,828.74 = 103,969.98 : x
2. Step 2: Convert to fraction form
   144,492.35/216,828.74 = 103,969.98/x
3. Step 3: Cross multiply
   144,492.35x = 216,828.74 × 103,969.98
4. Step 4: Simplify right side
   144,492.35x = 22,543,680,021.15
5. Step 5: Solve for x
   x = 22,543,680,021.15/144,492.35
6. Step 6: Final answer
   x = 156,019.89