Finding the Fourth Proportional to 131,322.56, 197,045.37 and 64,726.37

Step by Step Solution

1. Step 1: Write the proportion equation
   131,322.56 : 197,045.37 = 64,726.37 : x
2. Step 2: Convert to fraction form
   131,322.56/197,045.37 = 64,726.37/x
3. Step 3: Cross multiply
   131,322.56x = 197,045.37 × 64,726.37
4. Step 4: Simplify right side
   131,322.56x = 12,754,031,525.41
5. Step 5: Solve for x
   x = 12,754,031,525.41/131,322.56
6. Step 6: Final answer
   x = 97,119.88