Finding the Fourth Proportional to 1,672,726,099.86, 2,308,363,201.71 and 920,096,537.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,672,726,099.86 : 2,308,363,201.71 = 920,096,537.22 : x
2. Step 2: Convert to fraction form
   1,672,726,099.86/2,308,363,201.71 = 920,096,537.22/x
3. Step 3: Cross multiply
   1,672,726,099.86x = 2,308,363,201.71 × 920,096,537.22
4. Step 4: Simplify right side
   1,672,726,099.86x = 2,123,916,988,539,443,456
5. Step 5: Solve for x
   x = 2,123,916,988,539,443,456/1,672,726,099.86
6. Step 6: Final answer
   x = 1,269,733,872.58