Finding the Fourth Proportional to 83,832.10, 125,783.69 and 39,457.87

Step by Step Solution

1. Step 1: Write the proportion equation
   83,832.10 : 125,783.69 = 39,457.87 : x
2. Step 2: Convert to fraction form
   83,832.10/125,783.69 = 39,457.87/x
3. Step 3: Cross multiply
   83,832.10x = 125,783.69 × 39,457.87
4. Step 4: Simplify right side
   83,832.10x = 4,963,155,976.39
5. Step 5: Solve for x
   x = 4,963,155,976.39/83,832.10
6. Step 6: Final answer
   x = 59,203.53