Finding the Fourth Proportional to 269,196,128.82, 403,632,461.07 and 105,238,607.22

Step by Step Solution

1. Step 1: Write the proportion equation
   269,196,128.82 : 403,632,461.07 = 105,238,607.22 : x
2. Step 2: Convert to fraction form
   269,196,128.82/403,632,461.07 = 105,238,607.22/x
3. Step 3: Cross multiply
   269,196,128.82x = 403,632,461.07 × 105,238,607.22
4. Step 4: Simplify right side
   269,196,128.82x = 42,477,718,031,787,672
5. Step 5: Solve for x
   x = 42,477,718,031,787,672/269,196,128.82
6. Step 6: Final answer
   x = 157,794,683.82