Finding the Fourth Proportional to 21,880,774.42, 32,822,561.31 and 8,417,602.42

Step by Step Solution

1. Step 1: Write the proportion equation
   21,880,774.42 : 32,822,561.31 = 8,417,602.42 : x
2. Step 2: Convert to fraction form
   21,880,774.42/32,822,561.31 = 8,417,602.42/x
3. Step 3: Cross multiply
   21,880,774.42x = 32,822,561.31 × 8,417,602.42
4. Step 4: Simplify right side
   21,880,774.42x = 276,287,271,400,031.97
5. Step 5: Solve for x
   x = 276,287,271,400,031.97/21,880,774.42
6. Step 6: Final answer
   x = 12,626,942.09