Finding the Fourth Proportional to 83,976.18, 125,994.96 and 39,018.30

Step by Step Solution

1. Step 1: Write the proportion equation
   83,976.18 : 125,994.96 = 39,018.30 : x
2. Step 2: Convert to fraction form
   83,976.18/125,994.96 = 39,018.30/x
3. Step 3: Cross multiply
   83,976.18x = 125,994.96 × 39,018.30
4. Step 4: Simplify right side
   83,976.18x = 4,916,109,147.77
5. Step 5: Solve for x
   x = 4,916,109,147.77/83,976.18
6. Step 6: Final answer
   x = 58,541.71