Finding the Fourth Proportional to 1,385,109.96, 1,911,444.18 and 773,227.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,385,109.96 : 1,911,444.18 = 773,227.32 : x
2. Step 2: Convert to fraction form
   1,385,109.96/1,911,444.18 = 773,227.32/x
3. Step 3: Cross multiply
   1,385,109.96x = 1,911,444.18 × 773,227.32
4. Step 4: Simplify right side
   1,385,109.96x = 1,477,980,860,631.00
5. Step 5: Solve for x
   x = 1,477,980,860,631.00/1,385,109.96
6. Step 6: Final answer
   x = 1,067,049.48