Finding the Fourth Proportional to 19,776,327.87, 27,290,009.36 and 10,955,181.83

Step by Step Solution

1. Step 1: Write the proportion equation
   19,776,327.87 : 27,290,009.36 = 10,955,181.83 : x
2. Step 2: Convert to fraction form
   19,776,327.87/27,290,009.36 = 10,955,181.83/x
3. Step 3: Cross multiply
   19,776,327.87x = 27,290,009.36 × 10,955,181.83
4. Step 4: Simplify right side
   19,776,327.87x = 298,967,014,592,313.50
5. Step 5: Solve for x
   x = 298,967,014,592,313.50/19,776,327.87
6. Step 6: Final answer
   x = 15,117,417.99