Finding the Fourth Proportional to 65,534.69, 90,250.70 and 59,018.84

Step by Step Solution

1. Step 1: Write the proportion equation
   65,534.69 : 90,250.70 = 59,018.84 : x
2. Step 2: Convert to fraction form
   65,534.69/90,250.70 = 59,018.84/x
3. Step 3: Cross multiply
   65,534.69x = 90,250.70 × 59,018.84
4. Step 4: Simplify right side
   65,534.69x = 5,326,491,553.72
5. Step 5: Solve for x
   x = 5,326,491,553.72/65,534.69
6. Step 6: Final answer
   x = 81,277.44