Finding the Fourth Proportional to 30,766,818.38, 42,471,283.06 and 19,170,111.46

Step by Step Solution

1. Step 1: Write the proportion equation
   30,766,818.38 : 42,471,283.06 = 19,170,111.46 : x
2. Step 2: Convert to fraction form
   30,766,818.38/42,471,283.06 = 19,170,111.46/x
3. Step 3: Cross multiply
   30,766,818.38x = 42,471,283.06 × 19,170,111.46
4. Step 4: Simplify right side
   30,766,818.38x = 814,179,230,109,410
5. Step 5: Solve for x
   x = 814,179,230,109,410/30,766,818.38
6. Step 6: Final answer
   x = 26,462,899.74