Finding the Fourth Proportional to 61,304.50, 91,420.28 and 60,743.98

Step by Step Solution

1. Step 1: Write the proportion equation
   61,304.50 : 91,420.28 = 60,743.98 : x
2. Step 2: Convert to fraction form
   61,304.50/91,420.28 = 60,743.98/x
3. Step 3: Cross multiply
   61,304.50x = 91,420.28 × 60,743.98
4. Step 4: Simplify right side
   61,304.50x = 5,553,231,659.91
5. Step 5: Solve for x
   x = 5,553,231,659.91/61,304.50
6. Step 6: Final answer
   x = 90,584.41