Finding the Fourth Proportional to 238,143.82, 328,642.71 and 130,723.84

Step by Step Solution

1. Step 1: Write the proportion equation
   238,143.82 : 328,642.71 = 130,723.84 : x
2. Step 2: Convert to fraction form
   238,143.82/328,642.71 = 130,723.84/x
3. Step 3: Cross multiply
   238,143.82x = 328,642.71 × 130,723.84
4. Step 4: Simplify right side
   238,143.82x = 42,961,437,039.21
5. Step 5: Solve for x
   x = 42,961,437,039.21/238,143.82
6. Step 6: Final answer
   x = 180,401.23