Finding the Fourth Proportional to 76,532.09, 105,607.04 and 42,536.54

Step by Step Solution

1. Step 1: Write the proportion equation
   76,532.09 : 105,607.04 = 42,536.54 : x
2. Step 2: Convert to fraction form
   76,532.09/105,607.04 = 42,536.54/x
3. Step 3: Cross multiply
   76,532.09x = 105,607.04 × 42,536.54
4. Step 4: Simplify right side
   76,532.09x = 4,492,158,371.84
5. Step 5: Solve for x
   x = 4,492,158,371.84/76,532.09
6. Step 6: Final answer
   x = 58,696.40