Finding the Fourth Proportional to 76,884.46, 106,100.59 and 42,892.94

Step by Step Solution

1. Step 1: Write the proportion equation
   76,884.46 : 106,100.59 = 42,892.94 : x
2. Step 2: Convert to fraction form
   76,884.46/106,100.59 = 42,892.94/x
3. Step 3: Cross multiply
   76,884.46x = 106,100.59 × 42,892.94
4. Step 4: Simplify right side
   76,884.46x = 4,550,966,240.83
5. Step 5: Solve for x
   x = 4,550,966,240.83/76,884.46
6. Step 6: Final answer
   x = 59,192.28