Finding the Fourth Proportional to 76,884.37, 106,100.48 and 42,892.86

Step by Step Solution

1. Step 1: Write the proportion equation
   76,884.37 : 106,100.48 = 42,892.86 : x
2. Step 2: Convert to fraction form
   76,884.37/106,100.48 = 42,892.86/x
3. Step 3: Cross multiply
   76,884.37x = 106,100.48 × 42,892.86
4. Step 4: Simplify right side
   76,884.37x = 4,550,953,034.57
5. Step 5: Solve for x
   x = 4,550,953,034.57/76,884.37
6. Step 6: Final answer
   x = 59,192.17