Finding the Fourth Proportional to 82,531.78, 113,894.78 and 46,721.01

Step by Step Solution

1. Step 1: Write the proportion equation
   82,531.78 : 113,894.78 = 46,721.01 : x
2. Step 2: Convert to fraction form
   82,531.78/113,894.78 = 46,721.01/x
3. Step 3: Cross multiply
   82,531.78x = 113,894.78 × 46,721.01
4. Step 4: Simplify right side
   82,531.78x = 5,321,279,155.33
5. Step 5: Solve for x
   x = 5,321,279,155.33/82,531.78
6. Step 6: Final answer
   x = 64,475.52