Finding the Fourth Proportional to 76,472.19, 105,528.69 and 42,482.82

Step by Step Solution

1. Step 1: Write the proportion equation
   76,472.19 : 105,528.69 = 42,482.82 : x
2. Step 2: Convert to fraction form
   76,472.19/105,528.69 = 42,482.82/x
3. Step 3: Cross multiply
   76,472.19x = 105,528.69 × 42,482.82
4. Step 4: Simplify right side
   76,472.19x = 4,483,155,946.37
5. Step 5: Solve for x
   x = 4,483,155,946.37/76,472.19
6. Step 6: Final answer
   x = 58,624.65