Finding the Fourth Proportional to 2,742,998,620.20, 3,785,652,117.42 and 1,537,665,414.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,742,998,620.20 : 3,785,652,117.42 = 1,537,665,414.82 : x
2. Step 2: Convert to fraction form
   2,742,998,620.20/3,785,652,117.42 = 1,537,665,414.82/x
3. Step 3: Cross multiply
   2,742,998,620.20x = 3,785,652,117.42 × 1,537,665,414.82
4. Step 4: Simplify right side
   2,742,998,620.20x = 5,821,066,333,496,835,072
5. Step 5: Solve for x
   x = 5,821,066,333,496,835,072/2,742,998,620.20
6. Step 6: Final answer
   x = 2,122,154,306.10