Finding the Fourth Proportional to 162,689,196.57, 243,794,584.13 and 96,147,136.81

Step by Step Solution

1. Step 1: Write the proportion equation
   162,689,196.57 : 243,794,584.13 = 96,147,136.81 : x
2. Step 2: Convert to fraction form
   162,689,196.57/243,794,584.13 = 96,147,136.81/x
3. Step 3: Cross multiply
   162,689,196.57x = 243,794,584.13 × 96,147,136.81
4. Step 4: Simplify right side
   162,689,196.57x = 23,440,151,233,884,164
5. Step 5: Solve for x
   x = 23,440,151,233,884,164/162,689,196.57
6. Step 6: Final answer
   x = 144,079,334.88