Finding the Fourth Proportional to 82,274.91, 113,536.64 and 45,978.60

Step by Step Solution

1. Step 1: Write the proportion equation
   82,274.91 : 113,536.64 = 45,978.60 : x
2. Step 2: Convert to fraction form
   82,274.91/113,536.64 = 45,978.60/x
3. Step 3: Cross multiply
   82,274.91x = 113,536.64 × 45,978.60
4. Step 4: Simplify right side
   82,274.91x = 5,220,256,037.98
5. Step 5: Solve for x
   x = 5,220,256,037.98/82,274.91
6. Step 6: Final answer
   x = 63,448.95