Finding the Fourth Proportional to 137,483.98, 189,711.03 and 83,749.48

Step by Step Solution

1. Step 1: Write the proportion equation
   137,483.98 : 189,711.03 = 83,749.48 : x
2. Step 2: Convert to fraction form
   137,483.98/189,711.03 = 83,749.48/x
3. Step 3: Cross multiply
   137,483.98x = 189,711.03 × 83,749.48
4. Step 4: Simplify right side
   137,483.98x = 15,888,200,112.76
5. Step 5: Solve for x
   x = 15,888,200,112.76/137,483.98
6. Step 6: Final answer
   x = 115,564.01