Finding the Fourth Proportional to 144,062.43, 215,981.74 and 93,354.34

Step by Step Solution

1. Step 1: Write the proportion equation
   144,062.43 : 215,981.74 = 93,354.34 : x
2. Step 2: Convert to fraction form
   144,062.43/215,981.74 = 93,354.34/x
3. Step 3: Cross multiply
   144,062.43x = 215,981.74 × 93,354.34
4. Step 4: Simplify right side
   144,062.43x = 20,162,832,771.46
5. Step 5: Solve for x
   x = 20,162,832,771.46/144,062.43
6. Step 6: Final answer
   x = 139,958.99