Finding the Fourth Proportional to 83,319.84, 114,978.52 and 47,521.38

Step by Step Solution

1. Step 1: Write the proportion equation
   83,319.84 : 114,978.52 = 47,521.38 : x
2. Step 2: Convert to fraction form
   83,319.84/114,978.52 = 47,521.38/x
3. Step 3: Cross multiply
   83,319.84x = 114,978.52 × 47,521.38
4. Step 4: Simplify right side
   83,319.84x = 5,463,938,431.33
5. Step 5: Solve for x
   x = 5,463,938,431.33/83,319.84
6. Step 6: Final answer
   x = 65,577.88