Finding the Fourth Proportional to 22,027,475.10, 30,396,133.61 and 12,735,641.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,027,475.10 : 30,396,133.61 = 12,735,641.31 : x
2. Step 2: Convert to fraction form
   22,027,475.10/30,396,133.61 = 12,735,641.31/x
3. Step 3: Cross multiply
   22,027,475.10x = 30,396,133.61 × 12,735,641.31
4. Step 4: Simplify right side
   22,027,475.10x = 387,114,254,737,890.38
5. Step 5: Solve for x
   x = 387,114,254,737,890.38/22,027,475.10
6. Step 6: Final answer
   x = 17,574,154.68