Finding the Fourth Proportional to 238,196.19, 328,691.22 and 130,762.55

Step by Step Solution

1. Step 1: Write the proportion equation
   238,196.19 : 328,691.22 = 130,762.55 : x
2. Step 2: Convert to fraction form
   238,196.19/328,691.22 = 130,762.55/x
3. Step 3: Cross multiply
   238,196.19x = 328,691.22 × 130,762.55
4. Step 4: Simplify right side
   238,196.19x = 42,980,502,421.18
5. Step 5: Solve for x
   x = 42,980,502,421.18/238,196.19
6. Step 6: Final answer
   x = 180,441.60