Finding the Fourth Proportional to 62,091.30, 93,140.55 and 17,721.30

Step by Step Solution

1. Step 1: Write the proportion equation
   62,091.30 : 93,140.55 = 17,721.30 : x
2. Step 2: Convert to fraction form
   62,091.30/93,140.55 = 17,721.30/x
3. Step 3: Cross multiply
   62,091.30x = 93,140.55 × 17,721.30
4. Step 4: Simplify right side
   62,091.30x = 1,650,571,628.72
5. Step 5: Solve for x
   x = 1,650,571,628.72/62,091.30
6. Step 6: Final answer
   x = 26,582.98