Finding the Fourth Proportional to 82,645.20, 114,060.72 and 46,846.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,645.20 : 114,060.72 = 46,846.80 : x
2. Step 2: Convert to fraction form
   82,645.20/114,060.72 = 46,846.80/x
3. Step 3: Cross multiply
   82,645.20x = 114,060.72 × 46,846.80
4. Step 4: Simplify right side
   82,645.20x = 5,343,379,737.70
5. Step 5: Solve for x
   x = 5,343,379,737.70/82,645.20
6. Step 6: Final answer
   x = 64,654.45