Finding the Fourth Proportional to 460,147,931.17, 635,019,814.89 and 272,137,391.39

Step by Step Solution

1. Step 1: Write the proportion equation
   460,147,931.17 : 635,019,814.89 = 272,137,391.39 : x
2. Step 2: Convert to fraction form
   460,147,931.17/635,019,814.89 = 272,137,391.39/x
3. Step 3: Cross multiply
   460,147,931.17x = 635,019,814.89 × 272,137,391.39
4. Step 4: Simplify right side
   460,147,931.17x = 172,812,635,907,239,008
5. Step 5: Solve for x
   x = 172,812,635,907,239,008/460,147,931.17
6. Step 6: Final answer
   x = 375,558,867.49