Finding the Fourth Proportional to 61,328.34, 91,915.56 and 26,226.72

Step by Step Solution

1. Step 1: Write the proportion equation
   61,328.34 : 91,915.56 = 26,226.72 : x
2. Step 2: Convert to fraction form
   61,328.34/91,915.56 = 26,226.72/x
3. Step 3: Cross multiply
   61,328.34x = 91,915.56 × 26,226.72
4. Step 4: Simplify right side
   61,328.34x = 2,410,643,655.76
5. Step 5: Solve for x
   x = 2,410,643,655.76/61,328.34
6. Step 6: Final answer
   x = 39,307.17