Finding the Fourth Proportional to 21,820.32, 32,735.16 and 7,030.08

Step by Step Solution

1. Step 1: Write the proportion equation
   21,820.32 : 32,735.16 = 7,030.08 : x
2. Step 2: Convert to fraction form
   21,820.32/32,735.16 = 7,030.08/x
3. Step 3: Cross multiply
   21,820.32x = 32,735.16 × 7,030.08
4. Step 4: Simplify right side
   21,820.32x = 230,130,793.61
5. Step 5: Solve for x
   x = 230,130,793.61/21,820.32
6. Step 6: Final answer
   x = 10,546.63