Finding the Fourth Proportional to 59,778, 82,501.56 and 38,618.82

Step by Step Solution

1. Step 1: Write the proportion equation
   59,778 : 82,501.56 = 38,618.82 : x
2. Step 2: Convert to fraction form
   59,778/82,501.56 = 38,618.82/x
3. Step 3: Cross multiply
   59,778x = 82,501.56 × 38,618.82
4. Step 4: Simplify right side
   59,778x = 3,186,112,895.36
5. Step 5: Solve for x
   x = 3,186,112,895.36/59,778
6. Step 6: Final answer
   x = 53,299.09