Finding the Fourth Proportional to 276,108.82, 381,061.54 and 153,613.32

Step by Step Solution

1. Step 1: Write the proportion equation
   276,108.82 : 381,061.54 = 153,613.32 : x
2. Step 2: Convert to fraction form
   276,108.82/381,061.54 = 153,613.32/x
3. Step 3: Cross multiply
   276,108.82x = 381,061.54 × 153,613.32
4. Step 4: Simplify right side
   276,108.82x = 58,536,128,283.71
5. Step 5: Solve for x
   x = 58,536,128,283.71/276,108.82
6. Step 6: Final answer
   x = 212,003.83