Finding the Fourth Proportional to 93,411.33, 139,393.94 and 83,443.47

Step by Step Solution

1. Step 1: Write the proportion equation
   93,411.33 : 139,393.94 = 83,443.47 : x
2. Step 2: Convert to fraction form
   93,411.33/139,393.94 = 83,443.47/x
3. Step 3: Cross multiply
   93,411.33x = 139,393.94 × 83,443.47
4. Step 4: Simplify right side
   93,411.33x = 11,631,513,345.31
5. Step 5: Solve for x
   x = 11,631,513,345.31/93,411.33
6. Step 6: Final answer
   x = 124,519.30