Finding the Fourth Proportional to 12,059,701.61, 18,092,350.69 and 3,972,387.29

Step by Step Solution

1. Step 1: Write the proportion equation
   12,059,701.61 : 18,092,350.69 = 3,972,387.29 : x
2. Step 2: Convert to fraction form
   12,059,701.61/18,092,350.69 = 3,972,387.29/x
3. Step 3: Cross multiply
   12,059,701.61x = 18,092,350.69 × 3,972,387.29
4. Step 4: Simplify right side
   12,059,701.61x = 71,869,823,826,786.02
5. Step 5: Solve for x
   x = 71,869,823,826,786.02/12,059,701.61
6. Step 6: Final answer
   x = 5,959,502.66