Finding the Fourth Proportional to 1,387,096, 1,914,348.24 and 783,522.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,387,096 : 1,914,348.24 = 783,522.88 : x
2. Step 2: Convert to fraction form
   1,387,096/1,914,348.24 = 783,522.88/x
3. Step 3: Cross multiply
   1,387,096x = 1,914,348.24 × 783,522.88
4. Step 4: Simplify right side
   1,387,096x = 1,499,935,646,327.73
5. Step 5: Solve for x
   x = 1,499,935,646,327.73/1,387,096
6. Step 6: Final answer
   x = 1,081,349.56