Finding the Fourth Proportional to 62,789.59, 86,650.55 and 34,109.79

Step by Step Solution

1. Step 1: Write the proportion equation
   62,789.59 : 86,650.55 = 34,109.79 : x
2. Step 2: Convert to fraction form
   62,789.59/86,650.55 = 34,109.79/x
3. Step 3: Cross multiply
   62,789.59x = 86,650.55 × 34,109.79
4. Step 4: Simplify right side
   62,789.59x = 2,955,632,063.88
5. Step 5: Solve for x
   x = 2,955,632,063.88/62,789.59
6. Step 6: Final answer
   x = 47,072.01