Finding the Fourth Proportional to 70,300.58, 96,978.47 and 47,631.82

Step by Step Solution

1. Step 1: Write the proportion equation
   70,300.58 : 96,978.47 = 47,631.82 : x
2. Step 2: Convert to fraction form
   70,300.58/96,978.47 = 47,631.82/x
3. Step 3: Cross multiply
   70,300.58x = 96,978.47 × 47,631.82
4. Step 4: Simplify right side
   70,300.58x = 4,619,261,026.92
5. Step 5: Solve for x
   x = 4,619,261,026.92/70,300.58
6. Step 6: Final answer
   x = 65,707.30