Finding the Fourth Proportional to 1,631,061, 2,250,864.24 and 915,669

Step by Step Solution

1. Step 1: Write the proportion equation
   1,631,061 : 2,250,864.24 = 915,669 : x
2. Step 2: Convert to fraction form
   1,631,061/2,250,864.24 = 915,669/x
3. Step 3: Cross multiply
   1,631,061x = 2,250,864.24 × 915,669
4. Step 4: Simplify right side
   1,631,061x = 2,061,046,607,776.56
5. Step 5: Solve for x
   x = 2,061,046,607,776.56/1,631,061
6. Step 6: Final answer
   x = 1,263,623.25