Finding the Fourth Proportional to 323,308,308.72, 485,269,063.08 and 200,113,974.16

Step by Step Solution

1. Step 1: Write the proportion equation
   323,308,308.72 : 485,269,063.08 = 200,113,974.16 : x
2. Step 2: Convert to fraction form
   323,308,308.72/485,269,063.08 = 200,113,974.16/x
3. Step 3: Cross multiply
   323,308,308.72x = 485,269,063.08 × 200,113,974.16
4. Step 4: Simplify right side
   323,308,308.72x = 97,109,120,749,838,528
5. Step 5: Solve for x
   x = 97,109,120,749,838,528/323,308,308.72
6. Step 6: Final answer
   x = 300,360,733.49