Finding the Fourth Proportional to 76,273, 105,262.50 and 42,741.16

Step by Step Solution

1. Step 1: Write the proportion equation
   76,273 : 105,262.50 = 42,741.16 : x
2. Step 2: Convert to fraction form
   76,273/105,262.50 = 42,741.16/x
3. Step 3: Cross multiply
   76,273x = 105,262.50 × 42,741.16
4. Step 4: Simplify right side
   76,273x = 4,499,041,354.50
5. Step 5: Solve for x
   x = 4,499,041,354.50/76,273
6. Step 6: Final answer
   x = 58,986.03