Finding the Fourth Proportional to 61,259.10, 91,892.10 and 21,816.22

Step by Step Solution

1. Step 1: Write the proportion equation
   61,259.10 : 91,892.10 = 21,816.22 : x
2. Step 2: Convert to fraction form
   61,259.10/91,892.10 = 21,816.22/x
3. Step 3: Cross multiply
   61,259.10x = 91,892.10 × 21,816.22
4. Step 4: Simplify right side
   61,259.10x = 2,004,738,269.86
5. Step 5: Solve for x
   x = 2,004,738,269.86/61,259.10
6. Step 6: Final answer
   x = 32,725.56