Finding the Fourth Proportional to 237,780.72, 328,139.73 and 130,352.94

Step by Step Solution

1. Step 1: Write the proportion equation
   237,780.72 : 328,139.73 = 130,352.94 : x
2. Step 2: Convert to fraction form
   237,780.72/328,139.73 = 130,352.94/x
3. Step 3: Cross multiply
   237,780.72x = 328,139.73 × 130,352.94
4. Step 4: Simplify right side
   237,780.72x = 42,773,978,536.31
5. Step 5: Solve for x
   x = 42,773,978,536.31/237,780.72
6. Step 6: Final answer
   x = 179,888.34