Finding the Fourth Proportional to 42,903, 64,389.06 and 22,132.44

Step by Step Solution

1. Step 1: Write the proportion equation
   42,903 : 64,389.06 = 22,132.44 : x
2. Step 2: Convert to fraction form
   42,903/64,389.06 = 22,132.44/x
3. Step 3: Cross multiply
   42,903x = 64,389.06 × 22,132.44
4. Step 4: Simplify right side
   42,903x = 1,425,087,007.11
5. Step 5: Solve for x
   x = 1,425,087,007.11/42,903
6. Step 6: Final answer
   x = 33,216.49