Finding the Fourth Proportional to 72,040.02, 99,467.91 and 46,561.47

Step by Step Solution

1. Step 1: Write the proportion equation
   72,040.02 : 99,467.91 = 46,561.47 : x
2. Step 2: Convert to fraction form
   72,040.02/99,467.91 = 46,561.47/x
3. Step 3: Cross multiply
   72,040.02x = 99,467.91 × 46,561.47
4. Step 4: Simplify right side
   72,040.02x = 4,631,372,107.43
5. Step 5: Solve for x
   x = 4,631,372,107.43/72,040.02
6. Step 6: Final answer
   x = 64,288.88