Finding the Fourth Proportional to 22,411,837.92, 30,929,485.60 and 13,707,276.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,411,837.92 : 30,929,485.60 = 13,707,276.56 : x
2. Step 2: Convert to fraction form
   22,411,837.92/30,929,485.60 = 13,707,276.56/x
3. Step 3: Cross multiply
   22,411,837.92x = 30,929,485.60 × 13,707,276.56
4. Step 4: Simplify right side
   22,411,837.92x = 423,959,012,977,737.56
5. Step 5: Solve for x
   x = 423,959,012,977,737.56/22,411,837.92
6. Step 6: Final answer
   x = 18,916,744.56