Finding the Fourth Proportional to 162,899,588.32, 224,795,647.84 and 89,560,196.32

Step by Step Solution

1. Step 1: Write the proportion equation
   162,899,588.32 : 224,795,647.84 = 89,560,196.32 : x
2. Step 2: Convert to fraction form
   162,899,588.32/224,795,647.84 = 89,560,196.32/x
3. Step 3: Cross multiply
   162,899,588.32x = 224,795,647.84 × 89,560,196.32
4. Step 4: Simplify right side
   162,899,588.32x = 20,132,742,352,431,984
5. Step 5: Solve for x
   x = 20,132,742,352,431,984/162,899,588.32
6. Step 6: Final answer
   x = 123,589,890.93