Finding the Fourth Proportional to 62,978.64, 86,907.72 and 36,101.88

Step by Step Solution

1. Step 1: Write the proportion equation
   62,978.64 : 86,907.72 = 36,101.88 : x
2. Step 2: Convert to fraction form
   62,978.64/86,907.72 = 36,101.88/x
3. Step 3: Cross multiply
   62,978.64x = 86,907.72 × 36,101.88
4. Step 4: Simplify right side
   62,978.64x = 3,137,532,078.51
5. Step 5: Solve for x
   x = 3,137,532,078.51/62,978.64
6. Step 6: Final answer
   x = 49,818.99