Finding the Fourth Proportional to 1,123,892,892.37, 1,685,258,460.42 and 493,366,883.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,892,892.37 : 1,685,258,460.42 = 493,366,883.05 : x
2. Step 2: Convert to fraction form
   1,123,892,892.37/1,685,258,460.42 = 493,366,883.05/x
3. Step 3: Cross multiply
   1,123,892,892.37x = 1,685,258,460.42 × 493,366,883.05
4. Step 4: Simplify right side
   1,123,892,892.37x = 831,450,713,751,057,280
5. Step 5: Solve for x
   x = 831,450,713,751,057,280/1,123,892,892.37
6. Step 6: Final answer
   x = 739,795,330.49