Finding the Fourth Proportional to 76,752.02, 105,909.59 and 42,753.96

Step by Step Solution

1. Step 1: Write the proportion equation
   76,752.02 : 105,909.59 = 42,753.96 : x
2. Step 2: Convert to fraction form
   76,752.02/105,909.59 = 42,753.96/x
3. Step 3: Cross multiply
   76,752.02x = 105,909.59 × 42,753.96
4. Step 4: Simplify right side
   76,752.02x = 4,528,054,481.36
5. Step 5: Solve for x
   x = 4,528,054,481.36/76,752.02
6. Step 6: Final answer
   x = 58,995.90