Finding the Fourth Proportional to 162,528,626.18, 224,278,462.41 and 89,194,492.10

Step by Step Solution

1. Step 1: Write the proportion equation
   162,528,626.18 : 224,278,462.41 = 89,194,492.10 : x
2. Step 2: Convert to fraction form
   162,528,626.18/224,278,462.41 = 89,194,492.10/x
3. Step 3: Cross multiply
   162,528,626.18x = 224,278,462.41 × 89,194,492.10
4. Step 4: Simplify right side
   162,528,626.18x = 20,004,403,543,855,112
5. Step 5: Solve for x
   x = 20,004,403,543,855,112/162,528,626.18
6. Step 6: Final answer
   x = 123,082,339.49