Finding the Fourth Proportional to 76,875.15, 106,087.83 and 42,885.84

Step by Step Solution

1. Step 1: Write the proportion equation
   76,875.15 : 106,087.83 = 42,885.84 : x
2. Step 2: Convert to fraction form
   76,875.15/106,087.83 = 42,885.84/x
3. Step 3: Cross multiply
   76,875.15x = 106,087.83 × 42,885.84
4. Step 4: Simplify right side
   76,875.15x = 4,549,665,703.33
5. Step 5: Solve for x
   x = 4,549,665,703.33/76,875.15
6. Step 6: Final answer
   x = 59,182.53