Finding the Fourth Proportional to 64,784.88, 89,443.80 and 46,937.52

Step by Step Solution

1. Step 1: Write the proportion equation
   64,784.88 : 89,443.80 = 46,937.52 : x
2. Step 2: Convert to fraction form
   64,784.88/89,443.80 = 46,937.52/x
3. Step 3: Cross multiply
   64,784.88x = 89,443.80 × 46,937.52
4. Step 4: Simplify right side
   64,784.88x = 4,198,270,151.38
5. Step 5: Solve for x
   x = 4,198,270,151.38/64,784.88
6. Step 6: Final answer
   x = 64,803.24