Finding the Fourth Proportional to 40,245,395.76, 60,366,806.52 and 16,914,499.20

Step by Step Solution

1. Step 1: Write the proportion equation
   40,245,395.76 : 60,366,806.52 = 16,914,499.20 : x
2. Step 2: Convert to fraction form
   40,245,395.76/60,366,806.52 = 16,914,499.20/x
3. Step 3: Cross multiply
   40,245,395.76x = 60,366,806.52 × 16,914,499.20
4. Step 4: Simplify right side
   40,245,395.76x = 1,021,074,300,589,094.75
5. Step 5: Solve for x
   x = 1,021,074,300,589,094.75/40,245,395.76
6. Step 6: Final answer
   x = 25,371,207.84