Finding the Fourth Proportional to 1,349,665,620.93, 1,861,789,018.82 and 785,086,905.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,349,665,620.93 : 1,861,789,018.82 = 785,086,905.33 : x
2. Step 2: Convert to fraction form
   1,349,665,620.93/1,861,789,018.82 = 785,086,905.33/x
3. Step 3: Cross multiply
   1,349,665,620.93x = 1,861,789,018.82 × 785,086,905.33
4. Step 4: Simplify right side
   1,349,665,620.93x = 1,461,666,179,158,845,696
5. Step 5: Solve for x
   x = 1,461,666,179,158,845,696/1,349,665,620.93
6. Step 6: Final answer
   x = 1,082,983,930.61