Finding the Fourth Proportional to 14,370,717.21, 21,548,100.69 and 4,780,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,370,717.21 : 21,548,100.69 = 4,780,860.72 : x
2. Step 2: Convert to fraction form
   14,370,717.21/21,548,100.69 = 4,780,860.72/x
3. Step 3: Cross multiply
   14,370,717.21x = 21,548,100.69 × 4,780,860.72
4. Step 4: Simplify right side
   14,370,717.21x = 103,018,468,179,425.89
5. Step 5: Solve for x
   x = 103,018,468,179,425.89/14,370,717.21
6. Step 6: Final answer
   x = 7,168,637.91