Finding the Fourth Proportional to 200,573,451.21, 276,674,095.54 and 126,116,131.33

Step by Step Solution

1. Step 1: Write the proportion equation
   200,573,451.21 : 276,674,095.54 = 126,116,131.33 : x
2. Step 2: Convert to fraction form
   200,573,451.21/276,674,095.54 = 126,116,131.33/x
3. Step 3: Cross multiply
   200,573,451.21x = 276,674,095.54 × 126,116,131.33
4. Step 4: Simplify right side
   200,573,451.21x = 34,893,066,568,731,608
5. Step 5: Solve for x
   x = 34,893,066,568,731,608/200,573,451.21
6. Step 6: Final answer
   x = 173,966,526.27