Finding the Fourth Proportional to 238,019.90, 328,470.82 and 130,587.98

Step by Step Solution

1. Step 1: Write the proportion equation
   238,019.90 : 328,470.82 = 130,587.98 : x
2. Step 2: Convert to fraction form
   238,019.90/328,470.82 = 130,587.98/x
3. Step 3: Cross multiply
   238,019.90x = 328,470.82 × 130,587.98
4. Step 4: Simplify right side
   238,019.90x = 42,894,340,872.74
5. Step 5: Solve for x
   x = 42,894,340,872.74/238,019.90
6. Step 6: Final answer
   x = 180,213.25