Finding the Fourth Proportional to 19,645,398.72, 27,111,466.80 and 10,943,568.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,645,398.72 : 27,111,466.80 = 10,943,568.72 : x
2. Step 2: Convert to fraction form
   19,645,398.72/27,111,466.80 = 10,943,568.72/x
3. Step 3: Cross multiply
   19,645,398.72x = 27,111,466.80 × 10,943,568.72
4. Step 4: Simplify right side
   19,645,398.72x = 296,696,200,025,798.50
5. Step 5: Solve for x
   x = 296,696,200,025,798.50/19,645,398.72
6. Step 6: Final answer
   x = 15,102,579.71