Finding the Fourth Proportional to 39,920,870.96, 59,855,560.72 and 15,662,249.56

Step by Step Solution

1. Step 1: Write the proportion equation
   39,920,870.96 : 59,855,560.72 = 15,662,249.56 : x
2. Step 2: Convert to fraction form
   39,920,870.96/59,855,560.72 = 15,662,249.56/x
3. Step 3: Cross multiply
   39,920,870.96x = 59,855,560.72 × 15,662,249.56
4. Step 4: Simplify right side
   39,920,870.96x = 937,472,729,550,373.25
5. Step 5: Solve for x
   x = 937,472,729,550,373.25/39,920,870.96
6. Step 6: Final answer
   x = 23,483,273.46