Finding the Fourth Proportional to 21,414,867.27, 32,083,328.53 and 19,119,042.15

Step by Step Solution

1. Step 1: Write the proportion equation
   21,414,867.27 : 32,083,328.53 = 19,119,042.15 : x
2. Step 2: Convert to fraction form
   21,414,867.27/32,083,328.53 = 19,119,042.15/x
3. Step 3: Cross multiply
   21,414,867.27x = 32,083,328.53 × 19,119,042.15
4. Step 4: Simplify right side
   21,414,867.27x = 613,402,510,477,367.50
5. Step 5: Solve for x
   x = 613,402,510,477,367.50/21,414,867.27
6. Step 6: Final answer
   x = 28,643,768.96