Finding the Fourth Proportional to 59,780, 82,496.40 and 34,644.08

Step by Step Solution

1. Step 1: Write the proportion equation
   59,780 : 82,496.40 = 34,644.08 : x
2. Step 2: Convert to fraction form
   59,780/82,496.40 = 34,644.08/x
3. Step 3: Cross multiply
   59,780x = 82,496.40 × 34,644.08
4. Step 4: Simplify right side
   59,780x = 2,858,011,881.31
5. Step 5: Solve for x
   x = 2,858,011,881.31/59,780
6. Step 6: Final answer
   x = 47,808.83