Finding the Fourth Proportional to 124,216.42, 186,298.46 and 39,984.10

Step by Step Solution

1. Step 1: Write the proportion equation
   124,216.42 : 186,298.46 = 39,984.10 : x
2. Step 2: Convert to fraction form
   124,216.42/186,298.46 = 39,984.10/x
3. Step 3: Cross multiply
   124,216.42x = 186,298.46 × 39,984.10
4. Step 4: Simplify right side
   124,216.42x = 7,448,976,254.49
5. Step 5: Solve for x
   x = 7,448,976,254.49/124,216.42
6. Step 6: Final answer
   x = 59,967.73