Finding the Fourth Proportional to 62,783.12, 86,641.43 and 34,103.05

Step by Step Solution

1. Step 1: Write the proportion equation
   62,783.12 : 86,641.43 = 34,103.05 : x
2. Step 2: Convert to fraction form
   62,783.12/86,641.43 = 34,103.05/x
3. Step 3: Cross multiply
   62,783.12x = 86,641.43 × 34,103.05
4. Step 4: Simplify right side
   62,783.12x = 2,954,736,632.24
5. Step 5: Solve for x
   x = 2,954,736,632.24/62,783.12
6. Step 6: Final answer
   x = 47,062.59