Finding the Fourth Proportional to 21,678,064.95, 32,504,111.59 and 6,899,776.56

Step by Step Solution

1. Step 1: Write the proportion equation
   21,678,064.95 : 32,504,111.59 = 6,899,776.56 : x
2. Step 2: Convert to fraction form
   21,678,064.95/32,504,111.59 = 6,899,776.56/x
3. Step 3: Cross multiply
   21,678,064.95x = 32,504,111.59 × 6,899,776.56
4. Step 4: Simplify right side
   21,678,064.95x = 224,271,107,237,550.34
5. Step 5: Solve for x
   x = 224,271,107,237,550.34/21,678,064.95
6. Step 6: Final answer
   x = 10,345,531.66