Finding the Fourth Proportional to 93,384.82, 139,348.88 and 83,320.38

Step by Step Solution

1. Step 1: Write the proportion equation
   93,384.82 : 139,348.88 = 83,320.38 : x
2. Step 2: Convert to fraction form
   93,384.82/139,348.88 = 83,320.38/x
3. Step 3: Cross multiply
   93,384.82x = 139,348.88 × 83,320.38
4. Step 4: Simplify right side
   93,384.82x = 11,610,601,217.57
5. Step 5: Solve for x
   x = 11,610,601,217.57/93,384.82
6. Step 6: Final answer
   x = 124,330.71