Finding the Fourth Proportional to 65,788.48, 98,697.30 and 30,709

Step by Step Solution

1. Step 1: Write the proportion equation
   65,788.48 : 98,697.30 = 30,709 : x
2. Step 2: Convert to fraction form
   65,788.48/98,697.30 = 30,709/x
3. Step 3: Cross multiply
   65,788.48x = 98,697.30 × 30,709
4. Step 4: Simplify right side
   65,788.48x = 3,030,895,385.70
5. Step 5: Solve for x
   x = 3,030,895,385.70/65,788.48
6. Step 6: Final answer
   x = 46,070.31