Finding the Fourth Proportional to 1,819,443,916.24, 2,721,985,066.91 and 1,378,058,086.87

Step by Step Solution

1. Step 1: Write the proportion equation
   1,819,443,916.24 : 2,721,985,066.91 = 1,378,058,086.87 : x
2. Step 2: Convert to fraction form
   1,819,443,916.24/2,721,985,066.91 = 1,378,058,086.87/x
3. Step 3: Cross multiply
   1,819,443,916.24x = 2,721,985,066.91 × 1,378,058,086.87
4. Step 4: Simplify right side
   1,819,443,916.24x = 3,751,053,533,791,481,856
5. Step 5: Solve for x
   x = 3,751,053,533,791,481,856/1,819,443,916.24
6. Step 6: Final answer
   x = 2,061,648,342.28