Finding the Fourth Proportional to 279,826,752.96, 419,793,929.04 and 107,290,109.34

Step by Step Solution

1. Step 1: Write the proportion equation
   279,826,752.96 : 419,793,929.04 = 107,290,109.34 : x
2. Step 2: Convert to fraction form
   279,826,752.96/419,793,929.04 = 107,290,109.34/x
3. Step 3: Cross multiply
   279,826,752.96x = 419,793,929.04 × 107,290,109.34
4. Step 4: Simplify right side
   279,826,752.96x = 45,039,736,546,969,808
5. Step 5: Solve for x
   x = 45,039,736,546,969,808/279,826,752.96
6. Step 6: Final answer
   x = 160,955,791.65