Finding the Fourth Proportional to 1,123,887.96, 1,684,955.52 and 763,107.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,123,887.96 : 1,684,955.52 = 763,107.48 : x
2. Step 2: Convert to fraction form
   1,123,887.96/1,684,955.52 = 763,107.48/x
3. Step 3: Cross multiply
   1,123,887.96x = 1,684,955.52 × 763,107.48
4. Step 4: Simplify right side
   1,123,887.96x = 1,285,802,160,779.29
5. Step 5: Solve for x
   x = 1,285,802,160,779.29/1,123,887.96
6. Step 6: Final answer
   x = 1,144,066.14