Finding the Fourth Proportional to 60,317.98, 83,063.37 and 56,467.12

Step by Step Solution

1. Step 1: Write the proportion equation
   60,317.98 : 83,063.37 = 56,467.12 : x
2. Step 2: Convert to fraction form
   60,317.98/83,063.37 = 56,467.12/x
3. Step 3: Cross multiply
   60,317.98x = 83,063.37 × 56,467.12
4. Step 4: Simplify right side
   60,317.98x = 4,690,349,281.39
5. Step 5: Solve for x
   x = 4,690,349,281.39/60,317.98
6. Step 6: Final answer
   x = 77,760.38