Finding the Fourth Proportional to 52,317.48, 72,232.86 and 40,196.34

Step by Step Solution

1. Step 1: Write the proportion equation
   52,317.48 : 72,232.86 = 40,196.34 : x
2. Step 2: Convert to fraction form
   52,317.48/72,232.86 = 40,196.34/x
3. Step 3: Cross multiply
   52,317.48x = 72,232.86 × 40,196.34
4. Step 4: Simplify right side
   52,317.48x = 2,903,496,599.73
5. Step 5: Solve for x
   x = 2,903,496,599.73/52,317.48
6. Step 6: Final answer
   x = 55,497.64