Finding the Fourth Proportional to 60,649.35, 83,673.30 and 60,555.99

Step by Step Solution

1. Step 1: Write the proportion equation
   60,649.35 : 83,673.30 = 60,555.99 : x
2. Step 2: Convert to fraction form
   60,649.35/83,673.30 = 60,555.99/x
3. Step 3: Cross multiply
   60,649.35x = 83,673.30 × 60,555.99
4. Step 4: Simplify right side
   60,649.35x = 5,066,919,518.07
5. Step 5: Solve for x
   x = 5,066,919,518.07/60,649.35
6. Step 6: Final answer
   x = 83,544.50