Finding the Fourth Proportional to 82,910.76, 114,416.86 and 45,185

Step by Step Solution

1. Step 1: Write the proportion equation
   82,910.76 : 114,416.86 = 45,185 : x
2. Step 2: Convert to fraction form
   82,910.76/114,416.86 = 45,185/x
3. Step 3: Cross multiply
   82,910.76x = 114,416.86 × 45,185
4. Step 4: Simplify right side
   82,910.76x = 5,169,925,819.10
5. Step 5: Solve for x
   x = 5,169,925,819.10/82,910.76
6. Step 6: Final answer
   x = 62,355.31