Finding the Fourth Proportional to 10,638,397.93, 15,959,838.69 and 3,449,371.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,638,397.93 : 15,959,838.69 = 3,449,371.22 : x
2. Step 2: Convert to fraction form
   10,638,397.93/15,959,838.69 = 3,449,371.22/x
3. Step 3: Cross multiply
   10,638,397.93x = 15,959,838.69 × 3,449,371.22
4. Step 4: Simplify right side
   10,638,397.93x = 55,051,408,253,128.50
5. Step 5: Solve for x
   x = 55,051,408,253,128.50/10,638,397.93
6. Step 6: Final answer
   x = 5,174,783.71