Finding the Fourth Proportional to 112,308.84, 154,985.03 and 61,321.41

Step by Step Solution

1. Step 1: Write the proportion equation
   112,308.84 : 154,985.03 = 61,321.41 : x
2. Step 2: Convert to fraction form
   112,308.84/154,985.03 = 61,321.41/x
3. Step 3: Cross multiply
   112,308.84x = 154,985.03 × 61,321.41
4. Step 4: Simplify right side
   112,308.84x = 9,503,900,568.49
5. Step 5: Solve for x
   x = 9,503,900,568.49/112,308.84
6. Step 6: Final answer
   x = 84,622.91