Finding the Fourth Proportional to 16,876,917.34, 23,290,257.71 and 9,141,959.60

Step by Step Solution

1. Step 1: Write the proportion equation
   16,876,917.34 : 23,290,257.71 = 9,141,959.60 : x
2. Step 2: Convert to fraction form
   16,876,917.34/23,290,257.71 = 9,141,959.60/x
3. Step 3: Cross multiply
   16,876,917.34x = 23,290,257.71 × 9,141,959.60
4. Step 4: Simplify right side
   16,876,917.34x = 212,918,595,052,150.59
5. Step 5: Solve for x
   x = 212,918,595,052,150.59/16,876,917.34
6. Step 6: Final answer
   x = 12,615,964.80