Finding the Fourth Proportional to 61,303.50, 91,418.78 and 60,742.97

Step by Step Solution

1. Step 1: Write the proportion equation
   61,303.50 : 91,418.78 = 60,742.97 : x
2. Step 2: Convert to fraction form
   61,303.50/91,418.78 = 60,742.97/x
3. Step 3: Cross multiply
   61,303.50x = 91,418.78 × 60,742.97
4. Step 4: Simplify right side
   61,303.50x = 5,553,047,905.74
5. Step 5: Solve for x
   x = 5,553,047,905.74/61,303.50
6. Step 6: Final answer
   x = 90,582.89