Finding the Fourth Proportional to 1,499,501.92, 2,069,261.18 and 855,129.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,499,501.92 : 2,069,261.18 = 855,129.51 : x
2. Step 2: Convert to fraction form
   1,499,501.92/2,069,261.18 = 855,129.51/x
3. Step 3: Cross multiply
   1,499,501.92x = 2,069,261.18 × 855,129.51
4. Step 4: Simplify right side
   1,499,501.92x = 1,769,486,298,915.42
5. Step 5: Solve for x
   x = 1,769,486,298,915.42/1,499,501.92
6. Step 6: Final answer
   x = 1,180,049.37