Finding the Fourth Proportional to 1,087,852.50, 1,499,677.38 and 764,559.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,087,852.50 : 1,499,677.38 = 764,559.18 : x
2. Step 2: Convert to fraction form
   1,087,852.50/1,499,677.38 = 764,559.18/x
3. Step 3: Cross multiply
   1,087,852.50x = 1,499,677.38 × 764,559.18
4. Step 4: Simplify right side
   1,087,852.50x = 1,146,592,107,917.35
5. Step 5: Solve for x
   x = 1,146,592,107,917.35/1,087,852.50
6. Step 6: Final answer
   x = 1,053,995.93