Finding the Fourth Proportional to 12,731,092.26, 19,096,451.28 and 3,146,471.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,731,092.26 : 19,096,451.28 = 3,146,471.61 : x
2. Step 2: Convert to fraction form
   12,731,092.26/19,096,451.28 = 3,146,471.61/x
3. Step 3: Cross multiply
   12,731,092.26x = 19,096,451.28 × 3,146,471.61
4. Step 4: Simplify right side
   12,731,092.26x = 60,086,441,804,268.16
5. Step 5: Solve for x
   x = 60,086,441,804,268.16/12,731,092.26
6. Step 6: Final answer
   x = 4,719,661.17