Finding the Fourth Proportional to 65,434.71, 98,089.69 and 21,030.27

Step by Step Solution

1. Step 1: Write the proportion equation
   65,434.71 : 98,089.69 = 21,030.27 : x
2. Step 2: Convert to fraction form
   65,434.71/98,089.69 = 21,030.27/x
3. Step 3: Cross multiply
   65,434.71x = 98,089.69 × 21,030.27
4. Step 4: Simplify right side
   65,434.71x = 2,062,852,664.92
5. Step 5: Solve for x
   x = 2,062,852,664.92/65,434.71
6. Step 6: Final answer
   x = 31,525.36