Finding the Fourth Proportional to 70,075.11, 105,145.47 and 30,627.10

Step by Step Solution

1. Step 1: Write the proportion equation
   70,075.11 : 105,145.47 = 30,627.10 : x
2. Step 2: Convert to fraction form
   70,075.11/105,145.47 = 30,627.10/x
3. Step 3: Cross multiply
   70,075.11x = 105,145.47 × 30,627.10
4. Step 4: Simplify right side
   70,075.11x = 3,220,300,824.24
5. Step 5: Solve for x
   x = 3,220,300,824.24/70,075.11
6. Step 6: Final answer
   x = 45,954.99