Finding the Fourth Proportional to 59,273.10, 88,693.65 and 43,721.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,273.10 : 88,693.65 = 43,721.10 : x
2. Step 2: Convert to fraction form
   59,273.10/88,693.65 = 43,721.10/x
3. Step 3: Cross multiply
   59,273.10x = 88,693.65 × 43,721.10
4. Step 4: Simplify right side
   59,273.10x = 3,877,783,941.02
5. Step 5: Solve for x
   x = 3,877,783,941.02/59,273.10
6. Step 6: Final answer
   x = 65,422.32