Finding the Fourth Proportional to 21,901, 32,844.54 and 7,106.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,901 : 32,844.54 = 7,106.50 : x
2. Step 2: Convert to fraction form
   21,901/32,844.54 = 7,106.50/x
3. Step 3: Cross multiply
   21,901x = 32,844.54 × 7,106.50
4. Step 4: Simplify right side
   21,901x = 233,409,723.51
5. Step 5: Solve for x
   x = 233,409,723.51/21,901
6. Step 6: Final answer
   x = 10,657.49