Finding the Fourth Proportional to 61,123.52, 91,655.04 and 21,674.72

Step by Step Solution

1. Step 1: Write the proportion equation
   61,123.52 : 91,655.04 = 21,674.72 : x
2. Step 2: Convert to fraction form
   61,123.52/91,655.04 = 21,674.72/x
3. Step 3: Cross multiply
   61,123.52x = 91,655.04 × 21,674.72
4. Step 4: Simplify right side
   61,123.52x = 1,986,597,328.59
5. Step 5: Solve for x
   x = 1,986,597,328.59/61,123.52
6. Step 6: Final answer
   x = 32,501.36