Finding the Fourth Proportional to 31,363,170.63, 43,278,638.00 and 18,133,196.37

Step by Step Solution

1. Step 1: Write the proportion equation
   31,363,170.63 : 43,278,638.00 = 18,133,196.37 : x
2. Step 2: Convert to fraction form
   31,363,170.63/43,278,638.00 = 18,133,196.37/x
3. Step 3: Cross multiply
   31,363,170.63x = 43,278,638.00 × 18,133,196.37
4. Step 4: Simplify right side
   31,363,170.63x = 784,780,041,632,753.75
5. Step 5: Solve for x
   x = 784,780,041,632,753.75/31,363,170.63
6. Step 6: Final answer
   x = 25,022,343.91