Finding the Fourth Proportional to 162,404,499.57, 243,621,064.62 and 45,820,876.79

Step by Step Solution

1. Step 1: Write the proportion equation
   162,404,499.57 : 243,621,064.62 = 45,820,876.79 : x
2. Step 2: Convert to fraction form
   162,404,499.57/243,621,064.62 = 45,820,876.79/x
3. Step 3: Cross multiply
   162,404,499.57x = 243,621,064.62 × 45,820,876.79
4. Step 4: Simplify right side
   162,404,499.57x = 11,162,930,784,183,542
5. Step 5: Solve for x
   x = 11,162,930,784,183,542/162,404,499.57
6. Step 6: Final answer
   x = 68,735,354.09