Finding the Fourth Proportional to 76,848.98, 106,060.66 and 42,862.82

Step by Step Solution

1. Step 1: Write the proportion equation
   76,848.98 : 106,060.66 = 42,862.82 : x
2. Step 2: Convert to fraction form
   76,848.98/106,060.66 = 42,862.82/x
3. Step 3: Cross multiply
   76,848.98x = 106,060.66 × 42,862.82
4. Step 4: Simplify right side
   76,848.98x = 4,546,058,978.66
5. Step 5: Solve for x
   x = 4,546,058,978.66/76,848.98
6. Step 6: Final answer
   x = 59,155.75