Finding the Fourth Proportional to 109,124.68, 150,506.72 and 70,896.53

Step by Step Solution

1. Step 1: Write the proportion equation
   109,124.68 : 150,506.72 = 70,896.53 : x
2. Step 2: Convert to fraction form
   109,124.68/150,506.72 = 70,896.53/x
3. Step 3: Cross multiply
   109,124.68x = 150,506.72 × 70,896.53
4. Step 4: Simplify right side
   109,124.68x = 10,670,404,189.68
5. Step 5: Solve for x
   x = 10,670,404,189.68/109,124.68
6. Step 6: Final answer
   x = 97,781.77