Finding the Fourth Proportional to 72,256.50, 99,680.29 and 46,771.07

Step by Step Solution

1. Step 1: Write the proportion equation
   72,256.50 : 99,680.29 = 46,771.07 : x
2. Step 2: Convert to fraction form
   72,256.50/99,680.29 = 46,771.07/x
3. Step 3: Cross multiply
   72,256.50x = 99,680.29 × 46,771.07
4. Step 4: Simplify right side
   72,256.50x = 4,662,153,205.88
5. Step 5: Solve for x
   x = 4,662,153,205.88/72,256.50
6. Step 6: Final answer
   x = 64,522.27