Finding the Fourth Proportional to 21,573,022.39, 32,355,169.30 and 7,921,483.27

Step by Step Solution

1. Step 1: Write the proportion equation
   21,573,022.39 : 32,355,169.30 = 7,921,483.27 : x
2. Step 2: Convert to fraction form
   21,573,022.39/32,355,169.30 = 7,921,483.27/x
3. Step 3: Cross multiply
   21,573,022.39x = 32,355,169.30 × 7,921,483.27
4. Step 4: Simplify right side
   21,573,022.39x = 256,300,932,307,967.59
5. Step 5: Solve for x
   x = 256,300,932,307,967.59/21,573,022.39
6. Step 6: Final answer
   x = 11,880,622.37