Finding the Fourth Proportional to 137,196.10, 189,360.03 and 83,498.41

Step by Step Solution

1. Step 1: Write the proportion equation
   137,196.10 : 189,360.03 = 83,498.41 : x
2. Step 2: Convert to fraction form
   137,196.10/189,360.03 = 83,498.41/x
3. Step 3: Cross multiply
   137,196.10x = 189,360.03 × 83,498.41
4. Step 4: Simplify right side
   137,196.10x = 15,811,261,422.55
5. Step 5: Solve for x
   x = 15,811,261,422.55/137,196.10
6. Step 6: Final answer
   x = 115,245.71