Finding the Fourth Proportional to 62,986.25, 94,018.52 and 55,513.12

Step by Step Solution

1. Step 1: Write the proportion equation
   62,986.25 : 94,018.52 = 55,513.12 : x
2. Step 2: Convert to fraction form
   62,986.25/94,018.52 = 55,513.12/x
3. Step 3: Cross multiply
   62,986.25x = 94,018.52 × 55,513.12
4. Step 4: Simplify right side
   62,986.25x = 5,219,261,286.72
5. Step 5: Solve for x
   x = 5,219,261,286.72/62,986.25
6. Step 6: Final answer
   x = 82,863.51