Finding the Fourth Proportional to 82,459.83, 113,724.32 and 63,385.77

Step by Step Solution

1. Step 1: Write the proportion equation
   82,459.83 : 113,724.32 = 63,385.77 : x
2. Step 2: Convert to fraction form
   82,459.83/113,724.32 = 63,385.77/x
3. Step 3: Cross multiply
   82,459.83x = 113,724.32 × 63,385.77
4. Step 4: Simplify right side
   82,459.83x = 7,208,503,274.00
5. Step 5: Solve for x
   x = 7,208,503,274.00/82,459.83
6. Step 6: Final answer
   x = 87,418.36